Technical Service Bulletins

2008-09-29: Eliminating Unwanted Odors in Vehicles (00-00-89-027E)
2008-09-26: Odometer Servicing When The Odometer Cannot be Set to the Actual Mileage - keywords cluster ipc mile program (PIT4720)
2008-09-25: Updated Warranty and Goodwill Exchange Program for Electronic Products (08-08-44-029)
2008-09-22: Location of Auxiliary Brake Control Harness/Wire U86 Option - keywords connector lamp light locate trailer (PIT3479D)
2008-09-22: Electronic Exchange Program Changes (03-00-89-013D)
2008-09-19: Information Required Before Ordering A New OnStar VCIM For A DTC B1000 - keywords blue button communication message no noconnect operation (PIC4600A)
2008-09-15: Information on Discoloration, Blistering, Peeling or Erosion of Various Exterior Emblems Including the Chevy Bowtie (06-08-111-004A)
2008-09-05: Headlamp Lens Overheating When Covered and Chemical Damage to Exterior Polycarbonate Headlamp Lenses (02-08-42-001C)
2008-08-29: Car and Truck Fix It Right the First Time Issues (08-00-89-029A)
2008-08-29: Requirements for Changing Tire and Wheel Assemblies - New Vehicle Placard (U.S. and Canada Only) (07-03-10-016C)
2008-08-28: Information on Inadvertent Steering Wheel Control (SWC) Button Press Causing Radio Anomalies) (08-08-44-028)
2008-08-27: New Labor Operation Codes for Dealer-Installed GM Accessories Replaced During Warranty Coverage Period (02-00-89-014E)
2008-08-25: Repair Information for Reconnection of Rear Window Defroster Contact or Tab (03-08-48-006E)
2008-08-22: Navigation Radio Diagnostic Questionnaires for Warranty Exchanges Through PQC Parts Restriction Process (For Navigation Radios with AM, FM, XM, CD, DVD, NAV, GPS, MP3, USB, Audio, Display, Map, Noise) (08-08-44-010B)
2008-08-18: Information on Engine Ticking Noise (02-06-01-022H)
2008-08-18: Service Engine Soon (SES) Light On, DTCs P0087, P0093, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Replace All Injectors - New Strategy for High Fuel Return Rates) (04-06-04-007I)
2008-08-14: Information on Aftermarket Device Interference with OnStar Diagnostic Services (08-08-46-004)
2008-08-11: Informaiton on Refurbish Instead of Replace Out of Warranty Radios with Worn Graphics on Faceplate, Knobs or Buttons (08-08-44-026)
2008-08-06: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - Canada ONLY (05-06-04-022E)
2008-08-05: Question Regarding Installation Of Dealer Installed Accessories (PIT3099E)
2008-08-01: SWC Operation After OnStar ADT Upgrade - keywords call calling control inoperative steering wheel (PIC4820A)
2008-07-25: Replacement of Shock Absorbers and Struts and Use of Labor Operations E3800, E3801, E3807, E5800, E5801, E5807, E3850, E3857, E5750, E5751 and E5757 (05-03-08-002B)
2008-07-25: Rubbing Noise Inside Of The Bell Housing After Clutch Assembly Replacement - keywords 8.1L engine grind housing noise transmission rub (PIP4442)
2008-07-23: Disabled OnStar System Identification - keywords blue button communication deactivated digital disabled information led no operation red (PIC3597F)
2008-07-23: OnStar Power Consumption - keywords battery digital discharge drain draw parasitic VCIM (PIC4935)
2008-06-27: Identifying Duramax Diesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs. Non-Overpower Engine Non-Function of Pistons, Cylinders and Valvetrain (06-06-01-007B)
2008-06-27: Technical Assistance Center (TAC) Coverage Available for Current and Last Nine Model Year Vehicles (U.S. Only) (07-00-89-047B)
2008-06-27: Programming ECM For PTO Idle Up Operation - keywords engage fast high information input operation pcm reprogram rpm speed (PIT4507B)
2008-06-24: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - U.S. Only (04-06-04-047H)
2008-06-20: Information on Use of Customer Concern Verification Sheets, Comeback Prevention, GM Technical Assistance Information Form (TAC), Strategy Based Diagnostics (SBD), Intermittent Concerns, Diagnostics (01-00-89-010H)
2008-06-18: Information on Navigation Radio Not Displaying Accurate Vehicle Location After Radio Replacement, Power Loss or Battery Replacement (08-08-44-023)
2008-06-18: OnStar Voice Recognition Operation Issues - keywords information intermittent microphone performance voice (PIC3011E)
2008-06-18: Unable To Connect To OnStar Handsfree Calling Digital Hardware - keywords cellt cellular communication droppedcall failedtovoice information intermittent OPC operation no noconnect performance region (PIC4310C)
2008-06-17: Fuel and Oil Additives - Facts and Myths/Maximizing Fuel Economy (05-00-89-072B)
2008-06-16: Questions Regarding Installation Of Dealer Installed Accessories (PIT3099D)
2008-06-11: Unwanted Repeated Calls to OnStar / Replace VCIM - keywords call letter mail phantomcall phone repeat (PIC4893)
2008-06-10: Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus) and Tilt Cabs (08-00-89-021)
2008-06-05: Information on Curb Park Assist and Memory Related Issues on Outside Rear View Mirrors (07-08-64-022A)
2008-06-03: Service Engine Soon (SES) Light On, DTCs P0087, P0092, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Replace All Injectors - New Strategy for High Fuel Return Rates) (04-06-04-007H)
2008-05-30: Requirements for Changing Tire and Wheel Assemblies - New Vehicle Placard (U.S. Only) (07-03-10-016A)
2008-05-30: Intermittent, Current or History DTC B2476 in Onstar GEN 6 or 7 VCIM - keywords blue button call communication data digital information keypad led OPC operation red (PIC4574B)
2008-05-29: GM Dealer Visits: Proper Management of Batteries in Dealer Parts Stock/Vehicle Inventory (08-06-03-005)
2008-05-22: IPC Odometer Programming Method Quick Reference Guide (07-08-49-020B)
2008-05-12: Automatic Transmission/Transaxle Torque Converter Replacement (01-07-30-010C)
2008-05-08: Warranty Coverage for Emission-Related Reprogramming Events (PCM, ECM and TCM) (04-06-04-036E)
2008-05-02: Manual Transmission Operating Characteristics (03-07-29-004E)
2008-05-02: Exterior Lamp Condensation and Replacement Guidelines (01-08-42-001F)
2008-05-01: GM Accessories Wheel Appearance Standards - keywords accessory aesthetics blister chrome ding dent dust peel rim wheel (PIT4636)
2008-04-30: Diagnostic Trouble Codes (DTCs) Required on Repair Orders (06-00-89-050B)
2008-04-30: ACDelco Replacement Battery Warranty Procedures (03-06-03-003B)
2008-04-29: Processing GM Accessories - Initial Quality Issues (04-00-89-018C)
2008-04-28: Warranty System Changes - Medium Duty Trucks (07-00-89-031A)
2008-04-24: Parts Restriction on Ordering XM Digital Radio Receiver (03-08-44-022E)
2008-04-18: Information for Dealers on How to Submit a Field Product Report (02-00-89-002G)
2008-04-17: Being Prepared for TAC, Caller Preparedness - Contacting U.S. Technical Assistance (TAC) and Use of Strategy Based Diagnostics (08-00-89-014)
2008-04-17: Electronic Exchange Program Goodwill Procedures (05-00-89-045A)
2008-04-17: Key Code Information (99-00-89-011C)
2008-04-17: Battery and Charging System Electrical Diagnostics (05-06-03-002C)
2008-04-16: Return or Reimbursement of Customer Owned CDs, DVDs, Cassette Tapes and/or CD Magazines (05-08-44-024A)
2008-04-14: Disabled OnStar System Identification - keywords blue button communication deactivated digital disabled information LED no operation red (PIC3597E)
2008-04-14: Use of Surface Conditioning Disks When Cleaning Engine Gasket Sealing Surfaces and/or Reused Engine Parts (00-06-01-012C)
2008-04-14: Unnecessary Leaf Spring Clip Replacement (04-03-08-011D)
2008-04-10: Handsfree Calling Inop With Demo Message On OnStar Keypress - keywords 05-08-46-006N blue button communication digital disabled message no OPC operation vs3bgen6 vs3bgen7 (PIC4564A)
2008-04-07: Passenger Side Front Outside Door Handle Inoperative (Replace Outside Door Handle) (08-08-64-005)
2008-04-02: Information on 6.6L LBZ, LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Design Change - New Head Gasket Part Numbers and Head Bolt Torque Specifications (06-06-01-006B)
2008-03-31: Escalation Process for Critical Orders for Electronic Service Center (ESC) Parts (06-00-89-032A)
2008-03-31: Oil Leak at Oil Cooler to Engine Block Mating Surface (Replace O-rings, Apply Sealant) (02-06-01-023F)
2008-03-28: Delayed Or No Drive And Or Delayed Or No Reverse With DTC P0701 - keywords P0751 P0756 P0761 P0843 P0848 P0873 P0877 late harsh shift fluid pressure switch (PIP4379)
2008-03-27: Diagnosing Accessory Drive Belt/Serpentine Belt Noise and Availability and Use of Kent-Moore EN-49228 Laser Alignment Tool - Drive Belt (08-06-01-008)
2008-03-26: Additional Information About Passenger Presence Systems (PPS) - keywords bladder restraint seat sensor SIR system weight (PIT4138A)
2008-03-19: Unable To Connect To OnStar Or Use OnStar Handsfree Calling Digital Hardware - keywords cellt cellular communication failedtovoice information intermittent OPC operation no noconnect performance (PIC4310B)
2008-03-14: SWC Operation After OnStar ADT Upgrade - keywords call calling control inoperative operation onstar steering wheel (PIC4820)
2008-03-12: New Primer For TPO Fascias and Affected Cleaning Process of Painting Operation (08-08-51-002)
2008-03-11: Repair Information for Reconnection of Rear Window Defroster Contact or Tab (03-08-48-006D)
2008-03-05: Unable To Receive Incoming OnStar Or HFC (Hands Free Calling) Calls - keywords blue button call cellular communication data digital incoming noconnect operation program tech2 UE1 vs3bgen6 vs3bgen7 (PIC4393G)
2008-03-03: Class 2 Platform Battery Drain Diagnosis Purpose - keywords accessory aftermarket generator low operation regulator volt voltage (PIC4798)
2008-02-22: Automatic Transmission Oil Cooler Flush and Flow Test Essential Tool J 45096 TransFlow (02-07-30-052E)
2008-02-19: GM Training: February 2008 New Course Information (For U.S. Dealers and Aftermarket) (08-00-89-006)
2008-02-08: Bi-Phase LPG system on 03-08 Chev GMC GMT560 with 8.1L Engine - keywords backfire diagnostics driveability fuel intake (PIP4337)
2008-02-06: GM Fuel System Treatment PLUS, Fuel Sending Unit Corrosion and Fuel System Deposits (05-00-89-078B)
2008-02-05: Use of E85 Fuels in Vehicles Not Certified by GM as being FlexFuel Compatible/Aftermarket Conversion of Vehicles to Operate on E85 Fuels (06-06-04-035A)
2008-02-05: Unnecessary Engine Crankcase and Subsystems Flushing Services, Additive Recommendations and Proper Utilization of GM Simplified Maintenance Schedule to Enhance Customer Service Experience (04-06-01-029B)
2008-02-01: Pitting and Brake Dust on Chrome Wheels (04-03-10-012B)
2008-02-01: Distortion in Outer Surface of Vehicle Glass (00-08-48-005C)
2008-02-01: Information on Eliminating Noise in Audio System When Using Portable Playback Device (06-08-44-015A)
2008-01-31: Vibration Analysis Worksheet (03-00-91-001D)
2008-01-30: Remote Keyless Entry Operational Characteristics (99-08-52-005C)
2008-01-29: Revised Cylinder Head M12 Bolt Fastener Tightening Specifications (02-06-01-036A)
2008-01-18: Utilizing Tech 2 to Retrieve Part Numbers for Radios, Compact Disc (CD) Changers and Instrument Panel Clusters (IPC) (04-08-44-005C)
2008-01-18: DEX-COOL Coolant - New Leak Detection Dye J 46366Replaces J 29545-6 (05-06-02-002B)
2008-01-17: Engineering Information (EI) Process (04-00-89-053B)
2008-01-17: GM Training: January 2008 New Course Information (For U.S. Dealers and Aftermarket) (08-00-89-003)
2008-01-17: Re-establishing Communications with OnStar Center After Battery Disconnect (00-08-46-004C)
2008-01-15: GM Technical Assistance Information Form (TAC) and Service Strategy Process Utilizing Customer Service Comeback Prevention, Strategy Based Diagnostics (SBD) and Intermittent Concern Diagnosis (01-00-89-011g)
2008-01-09: Seat Belt Extender Availability (99-09-40-005E)
2008-01-09: OnStar Labor Operation Codes (05-08-46-005B)
2008-01-08: Negative Impact of Dealer-Installed Cloth/Vinyl Roofs on XM Radio and/or OnStar Systems (02-08-44-007C)
2008-01-08: OnStar Phone Number Concerns (Phone Number Incorrect/Assigned to Another Vehicle/Phone) That Occur During Diagnosis of OnStar System (05-08-46-004B)
2008-01-08: Cataloging of Electronic Service Center Parts (06-00-89-016A)
2008-01-03: Use of Nitrogen Gas in Tires (05-03-10-020A)
2007-12-17: Warranty Parts Center/Corporate Parts Return Program (99-00-89-019E)
2007-11-21: Release of DEXRON-VI Automatic Transmission Fluid (ATF) (04-07-30-037D)
2007-11-19: Special Coverage Adjustment - Injectors-Replace (04039B)
2007-11-13: GM Training: November 2007 New Course Information (For U.S. Dealers and Aftermarket) (07-00-89-056)
2007-11-13: GM Training: 2008 Service Training Standards (STS) Updates (U.S. Dealers) (07-00-89-055)
2007-11-12: Customer Concern Not Duplicated/Verified Labor Operations (06-00-89-026A)
2007-11-06: Diagnostic Tips for Tire Vibration or Steering Wheel Shake (Oscillation) Concerns (02-03-10-005B)
2007-11-05: Exterior Lamp Condensation and Replacement Guidelines (01-08-42-001E)
2007-11-02: Corrosion Protection for Metal Panels With Dealer Installed Accessories Fastened By Drilled Holes (03-00-89-008D)
2007-10-11: Programming ECM For PTO Idle Up Operation On 6.6L Engine - keywords diesel engage fast high information input operation PCM reprogram RPM speed (PIT4507A)
2007-10-03: Allison LCT1000 Clunk Noise Shifting Into Park Or On Start Up In Park - keywords drive shift park (PIP3161C)
2007-09-28: Information on Identifying Duramax Diesel LB7, LLY, LMM, LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs. Non Overpower Engine Non-Function of Pistons, Cylinders (06-06-01-007A)
2007-09-28: Programming ECM For PTO Idle Up Operation On 6.6L Engine - keywords diesel engage fast high information input operation pcm reprogram rpm speed (PIT4507)
2007-09-28: Service Information Update on Consolidating Use of GM Liquid Gasket/Engine Sealants and New Sealant Dispenser GE-48326 Essential Tool (05-06-01-010B)
2007-09-21: Right Outside Door Handle Inoperative - keywords broken loose screw (PIT4488A)
2007-09-17: Information on Internal Engine Noise or Damage After Oil Filter Replacement (07-06-01-016A)
2007-09-14: GM Training: FINAL REMINDER - Hybrid Two-Mode Training Information (U.S. Dealers) (07-00-89-046)
2007-09-14: GM Training: September 2007 New Course Information (For U.S. Dealers and Aftermarket) (07-00-89-045)
2007-09-12: Repair Information for Reconnection of Rear Window Defroster Contact or Tab (03-08-48-006B)
2007-09-11: Priority Access Service System (P.A.S.S.) (02-00-89-003a)
2007-09-05: Service Alert: Concerns With Aftermarket Fuses in GM Vehicles (07-08-45-002)
2007-08-31: Location Of Auxiliary Brake Control Harness / Wire U86 Option - keywords connector lamp light locate trailer (PIT3479C)
2007-08-31: Inaccurate Speedometer - keywords cluster erratic gauge IPC odometer VSS (PIT3294E)
2007-08-29: Information Required Before Ordering A New OnStar VCIM For A DTC B1000 - keywords B1000 blue button communication DTC information message no noconnect OnStar operation (PIC4600)
2007-08-27: Information on Engine Hourmeter Reading Not Being Transferred to New IPCs (07-08-49-003A)
2007-08-23: Warranty Admin. - Use of Parts and Components (Including Control Module Calibrations) Not Issued Through General Motors (07-00-89-043)
2007-08-20: Cracked Flywheel Housing - keywords 6sp 6.6L AI000207 coolant crack diesel flywheel housing leak manual speed transmission vibration LB7 LLY MD ML6 PI01948 PIT3669 PIT3669A PIT3669B PIT3669C c45 c55 (PIP4213)
2007-08-16: Warranty Admin. - Courtesy Transportation and Roadside Assistance Programs (07-00-89-037)
2007-08-14: Information on Internal Engine Noise or Damage After Oil Filter Replacement (07-06-01-016)
2007-08-13: Allison Transmission Service Repairs (02-07-30-042C)
2007-08-02: Starter Cranks After Key Is Released (Normal Condition) (03-06-03-001D)
2007-08-02: Warranty Admin. - GM Dealer Empowerment Program and Goodwill Procedures (05-00-89-055B)
2007-08-01: Information on Dealer and Customer Support Organization and Systems - General Motors Isuzu Commercial Truck (GMICT) Dissolved (07-00-89-035)
2007-07-30: Usage of E85 Fuels in GM Vehicles (05-06-04-035C)
2007-07-26: TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - Canada ONLY (05-06-04-022D)
2007-07-23: Warranty Administration - Required Operating Procedures (04-00-89-015A)
2007-07-20: Left or Right Front Door Trim Panel Armrest/Pull Handle Cover Pulls Off of Door (Replace Armrest/Handle with New Fasteners) (07-08-64-016)
2007-07-20: XM - Factory Kit RadioCompatibility - keywords DRR kit radio U1C UM7 UMS XM radio (PIC4575)
2007-07-19: Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices) (06-08-50-009B)
2007-06-27: GM Training:May 2007 New Course Information (For U.S. Dealers and Aftermarket) (07-00-89-028)
2007-06-26: GM Training:April 2007 New Course Information (For U.S. Dealers and Aftermarket) (07-00-89-025)
2007-06-26: GM Training:Service Training Standard (STS) Effective Date for Two Required Technology Close-ups (TCUs) was 04/14/07 (U.S. Dealers) (07-00-89-024)
2007-06-26: GM Training:Number of Technicians Required Reduced for Two Categories (U.S. Dealers) (07-00-89-016)
2007-06-26: GM Training:Three Technology Close-Up IDL Seminars as New 2007 Service Training Standard (STS) Requirements (U.S. Dealers) (07-00-89-014)
2007-06-26: GM Training:March 2007 New Course Information (For U.S. Dealers and Aftermarket) (07-00-89-013)
2007-06-26: GM Training:Course Information (For U.S. Dealers and Aftermarket) (07-00-89-011)
2007-06-22: Abnormal Noise And Or Vibration While Driving - keywords accessory aftermarket axle body boom buzz case grown growl howl moan modification no OEM part prop rattle resonance shaft transmission whine (PIP3140B)
2007-06-22: Use of Silicone for Weatherstrip Maintenance (99-08-64-016B)
2007-06-21: Intake Manifold Inspection/Replacement After Severe Internal Engine Damage (00-06-01-026B)
2007-06-19: Information on Engine Ticking Noise (02-06-01-022G)
2007-06-13: Goodwrench Replacement Engines With Rear Main Seal Oil Leak - keywords crank crankshaft engine leak oil main rear replace replacement seal shaft (PIP4155)
2007-06-08: Windshield Wiper Performance, Cleaning Instructions and Maintenance (06-08-43-003A)
2007-06-05: GM Performance Parts Engine Warranty Q and A (04-06-01-019A)
2007-05-30: Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (02-06-03-008C)
2007-05-29: Air Conditioning Odor (Install Evaporator Core Dryer Kit and Apply Cooling Coil Coating) (99-01-39-004B)
2007-05-29: Engine Oil Leak at Crankshaft Rear Main Oil Seal (Install Revised Crankshaft Rear Main Oil Seal Using Revised Rear Main Seal Installer and Remover Tools) (05-06-01-019E)
2007-05-25: 6.6L LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Missing Thickness Grade Markings - Inspect Block for Stampings (07-06-01-009)
2007-05-24: Corrosion Protection for Metal Panels with Dealer Installed Accessories Fastened by Drilled Holes (03-00-89-008C)
2007-04-23: Duramax 6.6L Hollow And Solid Pushrod Interchangeability - keywords arm broken diesel hole engine noise lube lubrication push repair rocker rocker arm rod tick tube valve valvetrain (PIP4121)
2007-04-23: Bumps or Rust Colored Spots in Paint Due to Rail or Iron Dust (Remove Rail Dust) (05-08-51-008B)
2007-04-17: Information on Obtaining Replacement Navigation Discs When Radios are Exchanged - Order Replacement Navigation Disc Through Navigation Disc Center (07-08-44-007)
2007-04-17: Information on Repair of Polypropylene Energy Absorbers (07-08-63-001)
2007-04-17: LB7/LLY 6.6L Duramax Diesel Engine Low Engine Power/Performance, Exhaust, Smoke, MIL/SES DTCs P0101,P0236, Engine Exhaust Brake Valve Sticks Open or Closed (Install Updated Engine Exhaust Brake Valve) (07-06-05-005)
2007-04-03: Warranty Administration - Labor Op T2020 - Tow, Add Time to Reconnect Prop Shaft (07-00-89-009)
2007-04-02: Info - Non-approval of Clipping (Sectioning of Two Vehicles) for Collision Repair (07-08-98-001)
2007-03-30: Info - PRNDL Display Reduced Visibility for Approximately One Minute (02-08-42-004A)
2007-03-14: Replace Ring Gear Rivets With Service Parts Bolt Kit On 13500 GVW Rear Axle RPO GL8 - keywords 13500 axle bolt gear GL8 gvw kit parts replace ring rivets service (PIT4013A)
2007-03-07: LBZ LB7 LLY 6.6L Duramax Diesel Engine Accessory Drive Belt Chirp, Squeal or Squeak Type Noise at Cold Start Idle (Replace Accessory Drive Belt) (07-06-01-003)
2007-03-06: Allison LCT1000 Clunk Noise Shifting Into Park Or On Start Up IN Park - keywords drive reverse shift (PIP3161B)
2007-02-28: Location Of Auxiliary Brake Control Harness Wire U86 Option - keywords connector lamp light trailer (PIT3479B)
2007-02-20: Information on Diesel Fuel Additives (03-06-04-017D)
2007-01-24: KeyCode Security Rules and Information on GM KeyCode Look-Up Application (06-00-89-051A)
2007-01-17: Info - Hem Flange Rust Repair (02-08-98-002B)
2007-01-17: Info - Diagnostic Trouble Codes (DTCs) Required on Repair Orders (06-00-89-050A)
2007-01-12: Intermittent Ratio Codes or Range Inhibit With No DTCs - keywords P0500 P0729 P0731 P0732 P0733 P0734 P0735 P0736 ses (PIP3598A)
2007-01-11: Info - Non-GM Parts and Accessories (Aftermarket) (04-06-04-054A)
2006-12-13: Diesel Engine Hard Start Temperatures Below Freezing - keywords additive cold filter freeze fuel gel gelling LBZ LB7 LLY no P0087 P0093 P1093 restriction temp temperature vacuum wax waxing (PIP3317E)
2006-11-28: LB7/LBZ/LLY/LMM - Intermittent Driveability Conditions-No Crank, Crank No Start, Hard to Start, MIL/SES, HEsitation, Lack of Power, Surge, Misfire, Fuel Knock, IPC Indicates No Oil Pressure, DTCs Set (04-06-04-001C)
2006-11-28: Info - TOP TIER Detergent Gasoline (Deposits, Fuel Economy, No Start, Power, Performance, Stall Concerns) - U.S. Only (04-06-04-047G)
2006-11-09: Axle Lubricant Present at Rear Wheel Hubs (Install New Rear Wheel Bearing Seal) (04-04-20-005A)
2006-11-06: Info - Diagnostic Tips for Steering Wheel Shake/Vibration (Oscillation) Concerns (02-03-10-005A)
2006-11-06: SMU - Discontinue Use of Sealer on Fuel Injection Line Fittings (06-06-04-060)
2006-10-31: Additional Diagnostics For DTCs C0035-C0052 - keywords abs antilock brake C0035 C0036 C0037 C0040 C0041 C0042 C0046 C0047 C0051 C0052 speed sensor wheel wss (PIT4168)
2006-10-30: Info - Exterior Lamp Condensation/Moisture/Water and Replacement Guidelines (01-08-42-001D)
2006-10-24: Warranty Admin. - Revised Mass Air Flow Core Return Requirements (06-06-04-057)
2006-10-17: Information on Servicing Fuel Injectors to Avoid Contamination (03-06-04-036A)
2006-10-16: Service Engine Soon (SES) Light On, DTCs P0087, P0093, P1093, Low Power, No Start, Hard Start, Fuel in Crankcase (Replace All Injectors - New Strategy for High Fuel Return Rates) (04-06-04-007G)
2006-10-10: Special Policy Adjustment - Injectors - Replace (04039A)
2006-10-09: Info - Metal Panel Bonding (02-08-98-001C)
2006-10-03: Info - Eliminating Unwanted Odors in Vehicles (00-00-89-027D)
2006-09-26: Front Shock Absorber Crack/Breakage After Extreme Rough Road Driving or from High Road Impacts (Replace Shock Absorber) (06-03-08-012)
2006-09-22: Info - Pitting and Brake Dust on Chrome Wheels (04-03-10-012A)
2006-09-19: ML6 Manual Transmisison - Shift Lever May Unintentionally Move to the Neutral Position (Replace Shift Shaft Detent Plunger) (06-07-29-003)
2006-09-14: Info - GM Fuel System Treatment PLUS, Fuel Sending Unit Corrosion and Fuel System Deposits (05-00-89-078A)
2006-09-12: Info - Distortion in Outer Surface of Vehicle Glass (00-08-48-005B)
2006-09-12: Info - New Ordering Process for Propeller Shafts or Prop-Shaft Systems Through GMSPO (06-04-17-001A)
2006-09-08: Information on Discoloration, Blistering, Peeling or Erosion of Various Exterior Emblems Including Chevy Bowtie (06-08-111-004)
2006-09-07: Information on Proper Wheel Changing Procedures and Cautions (06-03-10-010)
2006-08-22: Service Engine Soon (SES) Light On, Fuel Gauge Reads Empty with Fuel in Tank, Fuel Transfer System Disabled, DTCs Set for LB7 or LLY, (Reprogram Engine Control Module with New Fuel System Calibration) (05-06-04-012A)
2006-08-22: Remote Keyless Entry Interference; Use of J43241 Fob Tester (PIT4105)
2006-08-17: 4T65E Whine Noise Park/Neutral - keywords bearing drive sprocket support (PIP3894)
2006-08-15: Engine Coolant Recycling and Warranty Information (00-06-02-006D)
2006-08-11: Info on Utra Low Sulfur Diesel Fuel and Warning Labels on Fuel Station Pumps -This Info Applies to Diesel Engines w/RPOs LBZ, LB7, LH6, LLY, LMM, LL4, LQM, LQN, L49, L56, L57, L65, LG4, 1C3, 1C2, 1L5 (06-06-04-041)
2006-08-11: Poor Acceleration from a Stop or Detonation in Gear at a Stop - keywords code DTC low MIL ping (PIP3144B)
2006-08-07: Information on Radio and Instrument Panel Cluster (IPC) Part Restrictions (U.S. Only) (06-00-89-038)
2006-08-04: Info - Normal Characteristics of Malfunction Indicator Lamp (MIL) During On-Board Diagnostic (OBD) Inspection/Maintenance (I/M) Testing (06-06-04-037)
2006-08-04: Light and Medium Duty Truck Warranty and Crossline Warranty Eligibility and Guidelines for Chevrolet and GMC Dealers (02-00-89-007A)
2006-08-01: Info - Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels (00-03-10-002D)
2006-07-25: Info - Contaminated R134a Refrigerant Found on Market for Automotive Air-Conditioning Systems (06-01-39-007)
2006-07-21: Owner Manual and Warranty Information in Service Information (SI) Website/Distributed on CD (06-00-89-036)
2006-06-19: Info - Refinishing Aluminum Wheels (99-08-51-007C)
2006-06-12: Info - Promotional Pricing on Essential Tool Consumable Products (02-00-89-017B)
2006-05-30: GM Product Recall Campaign Follow Up Post Card (06-00-89-019A)
2006-05-25: Information Regarding Automatic Transmission Shift Lock Control Function (03-07-30-043A)
2006-05-17: Info - Instructions to be Followed to Aid in Obtaining Root cause Analysis on Both OEM and Goodwrench Engines, Transmissions and Transfer Cases on Vehicles with 402 km (250 mi) or Less (04-06-01-034C)
2006-05-16: Diesel Engine with Injector Driver Codes P0201-P0208 - keywords 6.6L DTC FICM LB7 MIL miss misfire power P0202 P0203 P0204 P0205 P0206 P0207 P2146 P2149 SES (PIP3817)
2006-05-15: Locations of E85 Refueling Stations and Expanded E85 Information (06-06-04-030)
2006-05-02: Info - Instrument Panel (I/P), Body and General Wiring Harness Repair (06-08-45-004)
2006-05-02: SPS Programming Concerns - keywords cluster communication DDM Door EBCM EBTCM engine gate HVAC IPC lift LGM module PCM PDM program SDM TBCM (PIT3418B)
2006-04-28: Water Intrusion into Cab (Inspect/Replace Roof Marker Lamp Lens/Bolts) (05-08-57-004A)
2006-04-27: Diagnostic Information for Inoperative Air Seats, Air Horn and/or Exhaust Brake and Release of New Auxiliary Air Compressor Relay and Pressure Switch on RPO K16 Vehicles (05-08-133-001A)
2006-04-26: SMU - Revised DTC P1172 (06-06-04-025)
2006-04-26: Diagnostic Information on Turbocharger Malfunction Due to Lack of Engine Oil for LBZ, LB7, LLY Duramax Diesel Engine (03-06-93-001C)
2006-04-19: Intermittent Neutral from a Stop or 2-3 Shift - keywords 4L60E 4L65E flare launch slip (PIP3002D)
2006-04-19: Information on Eliminating Noise in Audio System When using Portable Playback Device (06-08-44-015)
2006-04-12: SMU - Revised DTC P1404 (06-06-04-022)
2006-04-06: Discontinuation of the Field Product Reminder Bulletin/Bulletin Subscription Information (06-00-89-018)
2006-04-06: Rear Axle Service Information - keywords 11,000 13,000 bearing carrier case Dana differential gear leak pinion ring S110 side Spicer spider (PIP3778)
2006-04-04: Information - Iridium and Platinum Tip Spark Plug Maintenance - keywords 30K major minor preventative removal remove replacement tune up (PIP3069C)
2006-04-04: Identifying Duramax Diesel LB7/LLY/LBZ Overpower Engine Breakdown or Non-Function Due to Aftermarket Power-Up Devices vs. Non Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Components (06-06-01-007)
2006-03-30: Cracked Flywheel Housing - keywords 6sp 6.6L coolant crack LB7 leak LLY manual ML6 speed transmission vibration (PIT3669C)
2006-03-29: Info - Vibration Analysis Worksheet (03-00-91-001C)
2006-03-29: Info - Urethane Adhesives for Stationary Glass and Other Applications (02-08-48-001B)
2006-03-02: Warranty Admin. - Labor Operation Assignments for All Control Module Reprogramming (02-06-04-057E)
2006-02-24: Service VME - Underbody Corrosion - keywords appearance body frame rust (PIT3749A)
2006-02-24: Questions Regarding Installation of Dealer Installed Accessories - keywords 2.8 3.5 4.2 4.8 5.3 6.0 8.1 accessory part Partech (PIT3099C)
2006-02-17: Information on Changes to the SI Table of Contents, Electrical Connectors, Terminal Testing/Repair and the Importance of J-38125 Terminal Repair Kit Maintenance (06-08-45-001)
2006-01-27: Service VME - Use Correct Engine Oil Drain Plug - keywords drain engine leak oil pan plug replace (PIP3696)
2006-01-24: Info - Expediting Warranty Parts (99-00-89-021E)
2006-01-20: Information on Longer Main Bearing Cap Bolts Required on Certain 2001-2006 LB7, LLY, LBZ Duramax Diesel Engines (06-06-01-003)
2006-01-04: Info - Maintenance Cleaning of Fuel Injectors (04-06-04-051B)
2005-12-22: Info - New SIR System Disabling and Enabling Procedure (05-09-41-010)
2005-12-22: Warranty Admin. - New Add Time for Labor Operation L2300 - Converter, Oxidation Catalytic-Replace (02-00-89-006C)
2005-12-09: Info - Negative Impact of Dealer-Installed Cloth/Vinyl Roofs on XM Radio and/or OnStar Systems (02-08-44-007B)
2005-11-30: SMU - Revised Body Mount Replacement - Front and Body Mount Replacement - Rear (05-08-61-008)
2005-11-21: Info - Paint-less Dent Repair Process (99-08-51-001A)
2005-11-21: Product Safety - Tailgate Support Cable (04007B)
2005-11-16: Info - New PAG Oil Released (02-01-39-004B)
2005-11-11: Availability of Evaporator and Blower Motor Housing Water Drain Diverter to Avoid Water Intrusion into Engine Harness Area (05-01-37-005)
2005-11-10: Inaccurate Speedometer - keywords cluster erratic gauge IPC odometer VSS (PIT3294D)
2005-11-02: Warranty Admin. - Servicing Medium Duty Trucks, Including Conventional and Crew Cabs, Motorhome Cutaway Cab, Commercial Cutaway Cab (Ambulance, School Bus, Shuttle Bus), and Tilt Cabs (05-00-89-075)
2005-10-27: Radio Displays XM Error or DTC U1137 - keywords communication digital loss nocomm operation performance tech2 U2K (PIC3303A)
2005-10-21: Information on New Essential Tool EN-47909 Injector Bore Cleaning Kit for 6.6L Duramax Diesel Engine (RPOs LB7, LBZ, LLY) (05-06-04-067)
2005-10-04: New Vehicle Pre-Delivery Inspection - Perceived Fuel Economy and Driver Information Center Center/Saab Information Display (DIC/SID) Settings (03-00-89-021A)
2005-09-16: Customer Satisfaction - 15,000 Mile (24,000 km) Fuel Filter Change (05546A)
2005-08-19: No Start, Rough Idle or Erratic Injector Balance Rates - keywords 6.6 crank cut DTC fuel hesitate high LB7 LLY P0300 P0301 P0302 P0303 P0304 P0305 P0306 P0307 P0308 P0335 P0336 sensor SES shift (PIP3375A)
2005-08-18: Info - Diagnosis of Cracked or Broken Transmission Case (02-07-30-024B)
2005-08-17: Info - Release of GM Tool Organizaiton DVD Version 8.0 (J-43921-G) (05-00-89-056)
2005-08-09: SMU - Revised Fuel System Cleaning Procedure (05-06-04-048)
2005-08-05: Info - SPAC Case Escalation Process (05-00-89-050)
2005-08-02: Info - Guidelines for Proper Use of Labor Operation Numbers when Servicing Transfer Case (05-04-21-004)
2005-07-29: Information on a Revised Fuel Filter for 6.6L LLY and LB7 Duramax Diesel Engine (04-06-04-070A)
2005-07-21: Information on Driveline Vibration Diagnosis (Proper Driveshaft Alignment) (05-04-17-002)
2005-07-14: Excessive Oil Consumption - keywords bolt gasket head intake (PIP3193B)
2005-07-01: Product Safety - Power Steering Hose Contact (05051)
2005-06-27: Warranty Admin. - Out-Of-Warranty Parts for Engineering Analysis (05-00-89-037)
2005-06-23: Compensating for Different Axles Ratio and Tire Sizes with a VCI Number - keywords calibration ECM PCM pinion recalibrate reflash reprogram ring wheel TCSC techline (PIP3096B)
2005-06-16: Info - Proper Diagnosis of Fuel System Concerns - Engine Cranks But Does Not Start, No Start (05-06-04-042)
2005-06-08: Info - On-Car Brake Lathe Specifications and Maintenance Requirements (05-05-22-001)
2005-06-03: Goodwrench Powertrain Wholesale Program (U.S. Only) (05-06-01-017)
2005-05-17: Information on Higher Than Expected Oil Consumption (02-06-01-027A)
2005-05-12: Instructions for Using GE-47716 Vac-N-Fill Coolant Refill Tool (05-06-02-006)
2005-05-10: Duramax Diesel Pilot to Main Injection Fuel Knock Noise - keywords 6.6 6.6L accelerate engine injector LB7 LLY RPM transition (PIP3422)
2005-05-09: Oil Leak Under Extreme Cold Temperatures (-34 Degrees Celsius, 30 Degrees Fahrenheit or Colder) (Install Vented Oil Fill Cap) (05-06-01-014)
2005-04-26: Product Safety - Body Wiring Harness Chafing (05035)
2005-04-22: Adm Msg-2003, 2004, 2005 TopKick/Kodiak C4500/C5500 Equipped w/Allison 1000/2000 Series A/T, Allison Trans Service Repairs (VSS20050464)
2005-04-19: Instrument Panel Cluster Diagnostic Information (05-08-49-012)
2005-03-23: SMU - Revised DTC U2104 (05-06-04-025)
2005-03-21: Service Information Regarding Rear Brake Drum Wheel Cylinder Inspections (03-05-24-001A)
2005-03-17: Info - GM Parts Ordering System (05-00-89-018)
2005-03-08: Oil Leak at Oil Cooler to Engine Block Mating Surface (Replace O-rings, Apply Sealant) (02-06-01-023E)
2005-02-09: Info - Global Position Sensor (GPS) Performance Degradation (00-08-46-003B)
2005-02-09: SMU - Revised DTC P0220 (05-06-04-011)
2005-01-24: Info - Compact Disc (CD) or DVD Player Skipping, Inoperative, Sluggish and/or Long Search Times (05-08-44-001)
2005-01-14: Info - OnStar Proactive Parts Shipment Process (02-08-46-013A)
2005-01-07: All General Motors Passenger Cars, Trucks and Utilities Use of Star Washer on a Body or Chassis Ground - kw wire connector terminal starwasher star washer (PIT3353)
2004-12-07: Information on Engine Shut Off During Fuel Transfer Between Fuel Tanks (04-06-04-089)
2004-12-06: 03-05 Chevrolet Kodiak and GMC Topkick Rattle Grinding Noise 6.6L with ML6 Manual Transmission at Slow Engine Speeds - kw clutch fifth first flywheel fourth manual reverse second slow speed third (PIP3255)
2004-12-06: 6.6L Engine Oil Leak at Main Bearing Cap Side Bolt - kw sealant seal LLY LB7 diesel (PIP3011C)
2004-11-23: Info - Availability of New Rear Wheel Speed Sensor and Retainer for Rural, Off-Paved Road Applications (04-05-25-011)
2004-11-18: Engine Coolant Loss with No Visible Leaks (Reseal Injector Sleeve) (03-06-02-005B)
2004-11-18: Info - Shipping Enhancements for Owners Manuals and Service Manuals Ordered from Helm, Inc. (04-00-89-057)
2004-11-18: Warranty Admin. - Warranty Return Parts (04-00-89-051)
2004-11-16: 6.6L (LB7) Engine Vibration, Misfire, Rough Idle , and No DTCs - kw contaminated contamination diesel flywheel foaming fuel idle leak manual miss noise odor smoke vapor vent (PIP3239)
2004-10-28: Use of Red Diesel Fuel in 6.5L or 6.6L Diesel Engines - kw dye hard INJ INT LB7 LLY L49 L56 L57 L65 miss P3 pump stall start (PIP3207)
2004-10-21: 6.6L LB7 Fuel Pressure Regulator Wiring Connector or Terminal Repairs - kw surge wire harness pump diesel intermittent driveability GMT800 GMT560 P0088 P0089 (PIP3149A)
2004-10-20: Info - Radio Telephone/Mobile Radio (Transceiver) Installation and Troubleshooting Guidelines (04-08-46-002)
2004-10-13: 6.6L LB7 or 8.1L L18 Engine Low Power, Will Not Go Over 2300 RPMs - kw C4500 C5500 GMT800 GMT560 diesel LB7 LLY L18 MAF no power pressure PTO shift speed switch automatic transmission (PIP3187)
2004-10-11: Info - Squeeze Type Resistance Spot Welding/Equipment (03-08-98-002A)
2004-09-22: Info - Effect of Steering Box Limiter Adjustment on Turning Radius and Possibility of Power Steering System Damage Due to Improper Adjustment (03-02-32-044A)
2004-09-16: All 1995-2005 Passenger Cars and Trucks Information on Testing Centers for Fluid Contamination - kw brake coolant fluid fuel gasket gear hydraulic leak oil part porosity power seal specification (PIT3173)
2004-09-10: All GM Vehicles Using Class 2 Communications Diagnostic Strategy for DTC U1000 or U1255 - kw BCM code EBTCM radio RIM (PIT3154)
2004-08-19: Odometer Accuracy - kw inaccurate cluster speedometer (PIC3100)
2004-08-05: Allison LCT1000 P1781 or P0802 Setting in the ECM - kw 6.6 8.1 code CEL DTC ECM GMT560 GMT800 intermittent L18 LB7 LLY light M74 MIL P1781 P0802 PCM repeat shift start TCM transmission (PIP3094)
2004-08-02: Info - Repair Procedure for Service Sheet Metal, Craters in ELPO Surface (04-08-98-002)
2004-07-27: Warranty Admin. - Changes to General Motors Vehicle Inquiry System (GMVIS) (04-00-89-029)
2004-07-02: Info - Battery Parasitic Drain (02-06-03-010A)
2004-06-28: Programming PTO Parameters - kw L18 LB7 LLY LG4 high idle UF3 program operation calibration Tech2 (PIT3038)
2004-06-25: Field Product Reminder - Bulletins Currently Released for Medium Duty Trucks (04-00-89-025)
2004-06-22: Info - New Owner Orientation Clinic Materials Now Available Online (03-00-89-002A)
2004-06-03: Information on Revised Design of Intake Gasket and Related Bolts for 2004 Mid Year Enhancement and Prior Year Service Usage (04-06-01-018)
2004-05-26: Info - Additional Material and Source for Metal Panel Bonding Adhesives (04-08-98-001)
2004-05-04: Info - Resetting Oil Life Monitor System and Turning Off Change Engine Oil Light (04-00-90-003)
2004-04-29: Information on Serpentine Belt Wear (04-06-01-013)
2004-04-22: Red OnStar LED , No Keypad Response When Pushed DTC B2476 - kw inoperative UE1 (PI02018)
2004-04-13: Adm Msg - Alignment Questionnaire (VSS20040092)
2004-04-02: 6.6L LB7 , LLY with Manual Transmission 6sp ML6 Flywheel Housing Crack- kw diesel GMT560 vibration drive damage coolant leak rattle noise (PI01948)
2004-04-01: Defroster Grille Buzz/Vibration (Replace Grille Seal) (04-08-49-012)
2004-03-29: Warranty Administration - Part and Accessory Replacement Policy (04-00-89-011)
2004-03-25: 6.6L LB7 Engine - Fuel Rail Pressure Regulator Harness Connector Servicing - kw pump wire diesel intermittent driveability GMT800 (PI01717A)
2004-03-23: Adm Msg - Wheel Alignment Questionnaire (Fax Number Change) (VSS20040057-01)
2004-03-23: Adm Msg-Warranty Admin Bulletin 00-05-22-002C for Brake Warranty, Service and Procedures-Required Measurement Documentation (VSS20040074)
2004-03-22: Exhaust System Leak and/or Rattle Noise (Replace Exhaust Manifold Pipe and Install Hanger Bracket If Not Present) (04-06-05-003)
2004-02-26: SMU - Revised DTC P0336 (03-06-04-033A)
2004-02-26: Upper Outside Rearview Mirror Loose (Tighten Retaining Ring of Mirror Assembly) (04-08-64-005)
2004-02-20: 4L60E , 4L65E No 2nd , No 4th and No Reverse - automatic fourth second shift transmission (PI00822C)
2004-02-05: Warranty Admin. - Dealer Disclosure Requirements (02-00-89-005A)
2003-12-29: 8.1L Changes in Heads , Bolts and Gasket for 2004 1/2 Engines - kw bolt consumption cylinder head intake oil (PI01586A)
2003-11-26: Service VME - 6.6 LB7 Diesel Engine - P0102 , P0103 , P0236 Smoke Hesitation, Whistle , Hiss - kw acceleration drive DTC GMT560 GMT800 GMT4500 GMT5500idle low performance turbocharger whine (PI001496A)
2003-11-11: Info - Search Tips for Locating Preliminary Information (PI) Documents in Service Information (03-00-89-039)
2003-11-06: Service VME - 6.6L LB7 Diesel Engine Recapping Tool for Fuel System High-Pressure Side Diagnosis (PI01490)
2003-10-29: Diagnostic Information to Consider Before Air Conditioning Compressor Replacement (01-01-38-013A)
2003-10-24: Insufficient Driver or Passenger Seat Travel (Remove Rear Restrictor Bolt From Seat Tracks) (03-08-50-017)
2003-10-07: SMU - Revised Fuel Leaks Inside of Engine Diagnostic (03-06-04-059)
2003-10-02: Diagnostic Information for Various Shift Conditions - Inadvertent IP Switch Activation (03-07-30-047)
2003-09-26: SMU - Revised Fuel Injector Balance Test with Tech 2 (Automatic Transmission) (03-06-04-054)
2003-09-26: SMU - Revised Fuel Injector Balance Test with Tech 2 (Manual Transmission) (03-06-04-052)
2003-09-26: SMU - Revised Fuel System Diagnosis - High Pressure Side (03-06-04-050)
2003-09-26: Revised Engine Cranks But Does Not Run Diagnostic (03-06-04-046)
2003-09-26: SMU - Revised DTC P0093 or DTC P1093 (03-06-04-045)
2003-09-19: Warranty Admin. - Sublet Administrative Allowance (Coverage: S) Labor Operations (03-00-89-027)
2003-08-26: Info - Avoiding Oil Level Sensor Harness Damage During Lower Oil Pan Installation (03-06-03-008)
2003-08-21: Low Clutch Pedal Reserve, Poor Clutch Pedal Feel, Transmission Difficult to Shift (Inspect Clutch Cable and Install Clutch Cable Retention Block) (03-07-31-001A)
2003-08-21: Info - Availability of Starter Motor Solenoid if Damaged During Service (03-06-03-007)
2003-08-19: Info - Higher Than Expected Oil Consumption (Greater Than 8500 GVW) (03-06-01-023)
2003-07-30: Info - Summary of Published Bulletins (03-00-89-020)
2003-07-14: Info - HomeLink Transceiver/Garage Door Opener Transmitter Test Kit Available As Essential Tool (01-08-97-001B)
2003-06-10: Info - Serpentine Belt Identification and Diagnosis (02-06-01-010A)
2003-06-09: SMU - Revised DTC P1125 (03-06-04-031)
2003-04-29: Warranty Admin. - Courtesy Transportation Program (02-00-89-004B)
2003-04-24: Info - Bulletins Released Week of April 14, 2003 and Car and Truck Fix It Right the First Time Issues (03-00-89-010)
2003-04-14: Info - Power Take-Off (PTO) Description of Operation and Programming Using Tech 2 (03-08-131-001A)
2003-03-26: Info - Proper Positioning of Transmission Air Lines (03-07-29-002)
2003-03-17: Launch Shudder (Replace Two-Piece Driveshaft with One-Piece Driveshaft) (03-04-17-006)
2003-03-14: SMU - Revised Intake Air Heater Relay Replacement and Glow Plug Relay Replacement Procedures (03-06-04-021)
2003-03-14: Info - Automatic Air Conditioning Control Operation (99-01-39-007B)
2003-03-07: Info - A/C Refrigerant System Sealer and A/C System Leak Detection Guidelines (03-01-38-001)
2003-03-07: Info - Changes to Essential and Available Tool Numbering System (03-00-89-005)
2003-02-27: Crankshaft Rear Oil Seal Leaks During Extreme Cold Weather Operation (-29 Degrees C/-20 Degrees F) (Modify Oil Separator) (03-06-01-008)
2003-02-27: Info - Powertrain Quality Center for Performance Parts Engine Replacements (03-06-01-006)