Technical Service Bulletins

2006-01-27: Service VME - Use Correct Engine Oil Drain Plug - keywords drain engine leak oil pan plug replace (PIP3696)
2006-01-18: Info - New Product Feedback Form and Process for Automatic Transmission Core Returns (01-07-30-029A)
1997-01-01: GUIDELINES FOR RETROFITTING R-12 VEH. TO R-134A (43-12-07E)
1996-10-01: DRIVELINE CLUNK (56-44-01A)
1995-10-10: WARRANTY INFORMATION ALL MODELS - ALL YEARS (58-05-03)
1995-10-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51A)
1995-09-01: REPLACEMENT OF ISOLATION DIODES (93-163-8A)
1995-07-19: WARRANTY ADMINISTRATION - INFO. ON PREVIOUSLY RELEASED (56-05-03)
1995-06-12: INFO. ON REFORMULATED GASOLINE (RFG) (57-01-02)
1995-06-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51)
1995-04-27: INFORMATION ON GM CAMPAIGN IDENTIFICATION LABEL (51-01-03)
1995-04-01: INFORMATION ON SIERRA-BRAND ENGINE COOLANT (43-62-01B)
1995-02-03: SMU - INFO. ON INSPECTION/ MAINTENANCE (I/M) EMISSIONS (51-65-02)
1995-02-01: WARRANTY ADMINISTRATION CHEV. CLAIM PROCESSING (42-05-15A)
1995-01-26: INFO. ON POSSIBLE INTERNAL ENGINE CYLINDER DAMAGE (57-63-03)
1994-09-15: DLR. PRODUCT CAMPAIGN BULLETIN NUMBERING SYSTEM (41-01-03)
1994-09-14: INFO. ON SLIP YOKE REPLACEMENT AND U-JOINT SERVICING (46-41-01)
1994-09-12: INFO. ON NEW PROM/MEMCAL IDENTIFICATION MARKINGS (44-65-01)
1994-09-08: CONTAMINATED A/C REFRIGERANT (INFORMATIONAL) (43-12-23)
1994-08-16: OBTAINING TECHNICAL ASSISTANCE (I/M 240 REPAIRS) (43-65-06)
1994-07-18: INFORMATION ON RELEASE OF SERVICE PKG. FOR NICKEL TAPE (14-93-01)
1994-05-13: WARRANTY ADMINISTRATION - EMISSION WARR. PARTS COVERAGE (47-05-01)
1994-04-26: WARRANTY ADMININSTRATION - CLAIM PROCESS CHANGES (42-05-05)
1994-04-08: REDUCED PWR STEERING ASSIST AT LOW AMBIENT TEMPERATURES (03-32-06)
1994-03-29: ENHANCED INSPECTION MAINTENANCE PROGRAMS (43-65-05)
1994-02-01: INFORMATION ON AFTER MARKET ANTI-LOCK BRAKE SYS. PRODUCTS (43-50-01)
1994-01-28: INFO. ON USE OF LOW SULFUR DIESEL FUEL-LUBRICITY CONCERN (37-63-03)
1993-12-22: RETROFITTING R-12 VEHICLES TO R-134A (INFORMATIONAL) (33-12-26)
1993-08-01: INFO. ON COSMETIC DAMAGE TO ALUMINUM WHEELS DURING BALANC. (93-197B-3E)
1993-05-25: RECYCLING OF USED OIL FILTERS (INFORMATIONAL) (93-227-0B)
1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-223-7A)
1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-7A-142)
1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-201-1A)
1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-1B-126)
1993-04-30: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-10-194)
1993-04-28: SERVICE MANUAL UPDATE STICKERS (93-183-0A)
1993-03-16: ILLUSTRATED STEERING SYSTEM BLEED PROCEDURE (38-30-01A)
1993-03-01: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-133-10)
1993-02-01: INDUSTRIAL FALLOUT/RAIL DUST DAMAGE TO BASE COAT/CLEAR COAT (93-58A-10)
1993-01-27: INFO. ON FACTORS THAT AFFECT FUEL ECONOMY (30-65-02)
1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-77-4B)
1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-4B-102)
1992-12-01: ENG. MISS, HESITATION & ROUGH PIERCED SECONDARY IGNITION (93-6D-102)
1992-11-30: SERVICE GUILD: INFO. ON THE EFFECT OF FUEL VOLATILITY (93-6C-100)
1992-11-30: ALTERNATE REFRIGERANTS INFORMATION (93-1B-102)
1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (92-2-128)
1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (93-10-148)
1992-10-31: A/C COMPRESSOR SHAFT NUT REMOVAL (IMPROVED QUALITY) (93-1D-100)
1992-10-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (93-35-6D)
1992-10-01: INFO EFFECT FUEL VOLATILITY (DRIVEABILITY CONDITIONS) (93-31-6C)
1992-08-03: ALTERNATE REFRIGERANTS INFORMATION (92-250-1A)
1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-232-3E)
1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-3-123)
1992-05-31: BRAKE PULSATION SERVICE INFORMATION (88-5-121)
1992-05-27: A/C LEAK (DIAGNOSIS BULLETIN) ALL MODELS 1992 AND PRIOR (92-215-1A)
1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-180-7A)
1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-4-104)
1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-159-9E)
1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-6-116)
1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-147-3E)
1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-3-121)
1992-02-14: ELECTRONIC/ELECTRO-MECHANICAL I/P CLUSTER INFORMATION (92-96-8C)
1991-12-20: TIRE COMPANY WARRANTY ASSISTANCE PROGRAM (92-70-3E)
1991-12-19: AC-DELCO ADVANCE EXCHANGE PGM. PHONE NUMBER CHANGE (92-97-8C)
1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-459-8A)
1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-8-243)
1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-42-7A)
1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-73L80-100)
1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-26-7A)
1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-7-100)
1991-09-30: BRAKE SQUEAL/NOISE (NEW BRAKE LINING KIT) (91-5-141)
1991-09-30: 3-4 CLUTCH/2-4 BAND SERVICE INFORMATION/SERVICE PROCEDURES (91-7-113)
1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (89-329-6)
1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (92-662-100)
1991-08-31: BRAKE SQUEAL/NOISE NEW BRAKE LINING KIT (91-151A-5)
1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-431-7A)
1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-73L80-108)
1991-08-15: LOCKING DIFFERENTIAL LUBRICANT (SERVICE INFORMATION) (91-4-109)
1991-08-14: SERVICE GUILD: COOLANT RECYCLING UPDATE (91-0-106)
1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-05-8A)
1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-8-102)
1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-396-7A)
1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-7-115)
1991-07-26: AC DELCO ADVANCE EXCHANGE PROGRAMS (REVIEW) (91-388-0A)
1991-07-26: LOCKING DIFFERENTIAL LUBRICANT REAR AXLE CHATTER (91-370-0B)
1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-384-6E)
1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-6-121)
1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-344-6E)
1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-6-120)
1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-326-5)
1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-5-140)
1991-05-15: BINDING OR INOP REVERSE STUCK 3-4 SEQ. VALVE 2-3 SHIFT (91-74L60-104)
1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-334-10)
1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-2-206)
1991-04-30: A/C REFRIGERANT LOSS DUE TO LOOSE/MISS. ACCESS FITTING CAP (91-1-123)
1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-285-0A)
1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-2-197)
1991-03-12: CHECKING CLEAR COAT THICKNESS BEFORE & AFTER PAINT FINESSE (91-2-181)
1991-02-28: CAMPAIGN: MANDATORY SCHOOL BUS EQUIPMENT P/G3 (DUAL HORNS) (0R21)
1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-213-6D)
1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-8-172)
1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-402-7A)
1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-73L80-105)
1991-01-23: AUTOMATIC TRANS. COOLER LINE CRACKED AND LEAKING (91-177-7A)
1991-01-23: AUTOMATIC TRANS. COOLER LINE CRACKED AND LEAKING (91-73L80-100)
1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-126-8E)
1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-2-123)
1990-12-31: BRAKE EFFECTIVENESS AFTER ROTOR REFINISHING (91-5-109)
1990-12-31: CHANGE IN BRAKE EFFECTIVENESS AFTER BRAKE WORK (91-133-5)
1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-85-8A)
1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-8-108)
1990-07-05: FRONT TIRE WEAR-LIGHT DUTY TRUCKS-ROTATION RECOMMENDED (91-26-3E)
1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-208-6E)
1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-662-100)
1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (91-10-8A)
1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (90-8-184)
1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (91-09-0A)
1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (90-6-107)
1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (91-14-8A)
1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (90-8-170)
1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-199-6E)
1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-6-105)
1990-01-04: LOCKING DIFFERENTIAL (G80) LUBRICANT SERVICE INFORMATION (90-4-103)
1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-54-6A)
1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-662-101)
1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-92-10)
1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-2-114)
1989-09-27: SERVICE GUILD: USE OF FUEL WITH 15% MTBE IN ALL GM VEH. (89-268-0B)
1989-09-18: PACKARD 32 WAY CONNECTOR IDENTIFICATION APPLICATIONS (89-8-206)
1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-56-8)
1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-8-103)
1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-49-6B)
1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-0-101)
1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-253-1B)
1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-1-126)
1989-07-16: LTG REQUEST FOR REVIEW UPDATES 1989 FEB. THRU JUNE 1989 (90-34-0A)
1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-199-4A)
1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-0-116)
1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (90-216-6)
1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (89-6-115)
1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-177-6E)
1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-6-112)
1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-164-5)
1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-5-117)
1989-04-24: GEAR OIL SMELL IN VEHICLES WITH REMOTE VENTS (89-157-7B)
1989-04-24: GEAR OIL SMELL IN VEHICLES WITH REMOTE VENTS (89-7040-100)
1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-262-5)
1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-5-116)
1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-132-5)
1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-5-115)
1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (88-378-7A)
1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (897400-100)
1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-127-1B)
1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-1-112)
1989-02-03: THM 400/475 PRODUCT UPDATE BOOK (89-7400-104)
1989-02-01: LABOR TIME GUIDE REQUEST FOR REVIEW CHANGES-sepT/JAN (89-90-0A)
1989-01-10: CAST ALUMINUM WHEEL POROSITY (REPAIR PROC. & SEALER) (89-3-105)
1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (88-408-7A)
1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (89-7400-103)
1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-39-6E)
1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-662-100)
1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (88-371-7A)
1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-44-5)
1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-5-101)
1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (89-7400-101)
1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-340-5)
1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-5-125)
1988-08-08: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO. TO PREVENT) (88-8-168)
1988-07-18: SERVICE REPLACEMENT TRANSMISSION ASSEMBLY UPDATE (88-7-108)
1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-283-6E)
1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-6-118)
1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-286-10)
1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-2-195)
1988-06-15: EXHAUST MANIFOLD LEAKS NEW MANIFOLD TO REPAIR P/N (86-255-6FR)
1988-06-15: EXHAUST MANIFOLD LEAKS NEW MANIFOLD TO REPAIR P/N (87-674-104)
1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-269-6E)
1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-6-117)
1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-245-6B)
1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-6-115)
1988-05-06: NEW REAR AXLE VENT P/N REDUCES DIRT ENTERING HOUSING (88-261-4B)
1988-05-06: NEW REAR AXLE VENT P/N REDUCES DIRT ENTERING HOUSING (87-4-104)
1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-155-7A)
1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-7400-103)
1988-02-29: ENG. MISS,HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-6-106)
1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-161-7A)
1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-7400-101)
1988-02-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-138-6D)
1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-116-3E)
1987-11-16: PARTS INFORMATION FOR NEW ALUMINUM DIE CAST TRANS PISTON (88-94-7A)
1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-3-104)
1987-11-16: PARTS INFORMATION FOR NEW ALUMINUM DIE CAST TRANS PISTON (88-7400-100)
1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-240-6C)
1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-662-100)
1987-10-19: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (88-8-106)
1987-09-04: ECM RESET/ FAILURE DIAGNOSIS INFORMATION (87-6-117)
1987-08-31: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-657-110)
1987-08-18: FUEL PUMP RUN-ON AFTER ENGINE TURNED OFF (87-210)
1987-08-14: SERVICE GUILD: SERVICE REPL. ECM WITH PROM INSTALLED (88-42)
1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-204)
1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-643-105)
1987-08-06: TIRE & PROPSHAFT SPEED REFERENCE CHART-LIGHT TRUCKS (88-45)
1987-07-31: TRAILER BRAKES INFORMATION (88-36)
1987-07-31: TRAILER BRAKES INFORMATION (88-5-100)
1987-07-01: ANALYSIS OF ENGINES WITH INTERNAL SLUDGE ACCUMULATION (87-182)
1987-06-03: TIRE COMPANY ASSISTANCE PROGRAM (87-158)
1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-150)
1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-6-115)
1987-05-14: WARM/HOT HESITATION FUEL VAPOR CONTROL KIT (P/N) (86-238)
1987-05-14: WARM/HOT HESITATION FUEL VAPOR CONTROL KIT (P/N) (86-650-113)
1987-04-14: BALANCING LIGHT DUTY TRUCK WHEELS WITH CONE ATTACHMENT (87-118)
1987-04-10: OIL CONTAMINATED BY GAS OIL CHANGE REQUIREMENTS (87-129)
1987-04-01: FLUID LEAK AT THE PAN COATED TRANS. OIL PAN GASKET (87-137)
1987-04-01: FLUID LEAK AT THE PAN COATED TRANS. OIL PAN GASKET (87-7400-102)
1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (89-59-3E)
1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (87-3-115)
1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-T-74)
1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-2-127)
1986-12-15: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (87-8-113)
1986-12-04: ENGINE SURGE AFTER HOT SOAK CARB. PRIMARY METERING JETS (86-222)
1986-11-07: VIBRATION DIAGNOSIS 'REED' TACHOMETER INFORMATION (87-139)
1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-118)
1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-6-122)
1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-21)
1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-1-102)
1986-10-20: USE OF UNLEADED GASOLINE IN VEHICLES USING LEADED GAS (87-6-100)
1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (84-102)
1986-09-24: REVISED:CHATTERING BLADES CLEAN BLADES/GLASS (84-2-140)
1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (87-2-106)
1986-09-23: COLOR COAT CHIPS OFF GUIDELINES FOR INSPECTION (87-09)
1986-09-23: USE OF UNLEADED GASOLINE VEHICLES USING LEADED GAS (87-0-104)
1986-09-23: COLOR COAT CHIPS OFF GUIDELINES FOR INSPECTION (87-2-101)
1986-09-15: PAINT/CARE OF CAR FINISHES ALL VEHICLES AFFECTED (87-2-100)
1986-09-06: NO UPSHIFT AFTER A PART OR FULL THROTTLE DETENT (86-169)
1986-09-06: NO UPSHIFT AFTER A PART OR FULL THROTTLE DETENT (86-7200-103)
1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (86-164)
1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (87-7-100)
1986-09-01: NO UPSHIFT CONDITION AFTER DOWNSHIFT AUTO. TRANSMISSION (86-159)
1986-08-28: COLOR SANDING NOT RECOMMENDED BASECOAT/CLEARCOAT VEHICLES (86-168)
1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-07)
1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-08)
1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-3-100)
1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-8-102)
1986-08-27: COOLANT SENSOR REPLACEMENT KIT CCC SYSTEM - CODE 15 (84-270)
1986-08-27: COOLANT SENSOR REPLACEMENT KIT CCC SYSTEM - CODE 15 (86-6-136)
1986-08-22: CAMPAIGN MISSING BOLTS INSTALL LONG SILL BOLTS (85-C-28)
1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (86-187)
1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (87-8-109)
1986-07-15: TRANSMISSION BULLETIN SUMMARY LISTING (86-92)
1986-07-15: TRANSMISSION BULLETIN SUMMARY LISTING (86-7-105)
1986-07-03: LEAD CONTENT PHASEDOWN EPA REGULATION (86-85)
1986-06-20: CLEAR COAT ON ALUMINUM WHEELS REPAIR PROCEDURE OUTLINED (86-131R)
1986-06-20: CLEAN, PAINT AND COAT ALL MODELS W/ ALUMINUM WHEELS (84-127)
1986-06-20: CLEAN, PAINT & COATING OF ALUMINUM WHEELS (85-3-118)
1986-05-30: PREMATURE BRAKE WEAR-BRAKES ENGAGED AFTER PEDAL RELEASED (86-108)
1986-05-30: PREMATURE BRAKE WEAR-BRAKES ENGAGED AFTER PEDAL RELEASED (86-5-113)
1986-05-19: ENGINE SURGE AFTER HOT SOAK CARB. PRIMARY METERING JETS (86-650-102)
1986-05-09: REAR MAIN OIL SEAL LEAK-6.2 DIESEL USE NEW VITON SEAL (86-102)
1986-05-09: FRONT PUMP TO CASE OIL LEAK NEW BOLT AND O-RING P/N (86-96)
1986-05-09: REAR MAIN OIL SEAL LEAK-6.2 DIESEL USE NEW VITON SEAL (86-662-101)
1986-05-09: FRONT PUMP TO CASE OIL LEAK NEW BOLT AND O-RING P/N (86-7700-109)
1986-04-30: REAR AXLE WHEEL SEAL LEAK NEW WHEEL SEAL P/N RELEASED (85-203)
1986-04-30: REAR AXLE WHEEL SEAL LEAK NEW WHEEL SEAL P/N RELEASED (85-4-108)
1986-04-09: FLUID LEAK DETECTION SPEC. FLUID/BLACK LIGHT USE (86-83)
1986-04-09: FLUID LEAK DETECTION SPEC. FLUID/BLACK LIGHT USE (86-0-108)
1986-04-07: TCC ENGAGES IN REVERSE STALLS ENGINE / 200-4R (86-7200-102)
1986-03-14: PREMATURE BELT WEAR NEW DAMPENER PULLEY P/N (85-198)
1986-03-14: PREMATURE BELT WEAR NEW DAMPENER PULLEY P/N (85-6-292)
1986-03-07: NO START AND/OR STARTER NOISE- DIESEL 6.2L (85-197)
1986-03-07: TCC ENGAGES IN REVERSE STALLS ENGINE/2004R OR 700R4 (86-55)
1986-03-07: NO START AND/OR STARTER NOISE- DIESEL 6.2L (85-6-290)
1986-03-07: TCC ENGAGES IN REVERSE STALLS ENGINE/2004R OR 700R4 (86-7700-103)
1986-03-01: 700-R4 SERVICE REPLACEMENT TRANS. ASSEMBLY (SRTA) PROGRAM (86-7700-100)
1986-02-26: CONTROL VALVE ASSEMBLY CLEANING/SERVICING - ALL A/T (86-49)
1986-02-26: CONTROL VALVE ASSEMBLY CLEANING/SERVICING - ALL A/T (86-7-103)
1986-01-23: AUTOMATIC TRANSMISSION IDENTIFICATION INFORMATION (86-51)
1986-01-23: AUTOMATIC TRANSMISSION IDENTIFICATION INFORMATION (86-7-102)
1986-01-09: LOSS OF POWER, HARD, START, ERRATIC OPERATION-DIESEL (85-176)
1986-01-09: LOSS OF POWER, HARD, START, ERRATIC OPERATION-DIESEL (85-6-280)
1986-01-01: DIESEL:POSSIBLE LOSS OF ENGINE OIL DUE TO PRESSURIZED CRANK (85-178)
1986-01-01: DIESEL:POSSIBLE LOSS OF ENGINE OIL DUE TO PRESSURIZED CRANK (85-6-279)
1985-12-23: WORK AREA & EQUIP. REQUIREMENT TO OVERHAUL TRANSMISSIONS (86-7-101)
1985-12-01: CORRECTION TO DIAGNOSTIC CHARTS SHOP MANUAL (86-14)
1985-11-14: FRONT POSITION TIRE WEAR RWD. VEHICLES (ROTATION) (86-13)
1985-11-14: FRONT POSITION TIRE WEAR RWD. VEHICLES (ROTATION) (86-3-105)
1985-11-13: LUBRICATION OF LOCK CYLINDERS PROPER LUBRICANTS/PRECAUTIONS (86-15)
1985-11-13: LUBRICATION OF LOCK CYLINDERS PROPER LUBRICANTS/PRECAUTIONS (86-2-105)
1985-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALUE REPAIR (85-6-256)
1985-11-01: 6.2 DIESEL:ENGINE OIL LEAKS CRANKCASE VENT SYSTEM (85-159)
1985-11-01: 6.2 DIESEL:ENGINE OIL LEAKS CRANKCASE VENT SYSTEM (85-6-264)
1985-10-29: RECOMMENDED RTV SEALANTS P/N'S AND APPLICATIONS (86-10)
1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (85-157)
1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (86-1-100)
1985-10-18: CAMPAIGN: ENGINE FAN BLADE MAY FAIL (REPLACE)- DIESEL (85-C-17)
1985-10-11: DELAYED ENGAGEMENT-CRUISE III MISDIAGNOSED AS MALFUNCTION (85-146)
1985-10-11: DELAYED ENGAGEMENT-CRUISE III MISDIAGNOSED AS MALFUNCTION (85-9-113)
1985-10-07: CRACKED PAINT USING RM HIGH SOLIDS RAPID FILTER (86-2-103)
1985-10-01: REMOVAL OF TIRE/WHEEL WEIGHT MARKER RESIDUE (85-140)
1985-10-01: REMOVAL OF TIRE/WHEEL WEIGHT MARKER RESIDUE (86-3-101)
1985-08-02: CLARIFICATION AND REVISION OF DIAGNOSTIC ROUTINE,C/C SYSTEM (86-9)
1985-08-02: CLARIFICATION AND REVISION OF DIAGNOSTIC ROUTINE,C/C SYSTEM (85-9-117)
1985-07-26: TIRE AND WHEEL RUNOUT MEASURING AND REPAIRING (83-T-75)
1985-07-26: TIRE AND WHEEL RUNOUT MEASURING AND REPAIRING (85-3-133)
1985-07-02: 700-R4 A/T PUMP BODY REPLACE LOW LINE PRESSURES OCCUR (85-107)
1985-07-02: 700-R4 A/T PUMP BODY REPLACE LOW LINE PRESSURES OCCUR (85-7-149)
1985-07-01: DIESEL: INJ. PUMP RETAINER REPLACE - NEW RETAINER (85-105)
1985-07-01: DIESEL: INJ. PUMP RETAINER REPLACE - NEW RETAINER (85-6-218)
1985-06-18: TV CABLE IDENTIFICATION LIST OF TV CABLE CODES 700-R4 (85-100)
1985-06-18: TV CABLE IDENTIFICATION LIST OF TV CABLE CODES 700-R4 (85-7-145)
1985-06-01: CAMPAIGN: 6.2L DIESEL ENGINE OIL FILTER CAP REPLACE (5R04A)
1985-05-13: STANADYNE MODEL 80 FUEL FILTER COMPONENTS (84-6-280)
1985-05-01: REDUCED ENGINE PERFORMANCE FUEL VAPOR LOCK (85-92)
1985-05-01: REDUCED ENGINE PERFORMANCE FUEL VAPOR LOCK (85-6-200)
1985-03-18: SEAT BELT EXTENDER ACCESS AND AVAILABILITY (86-61)
1985-03-18: SEAT BELT EXTENDER INFORMATION (85-70)
1985-03-18: SEAT BELT EXTENDER ACCESS AND AVAILABILITY (85-2-147)
1985-03-07: LIFTER NOISE DIAGNOSIS CORRECTION PROCEDURE (85-69)
1985-03-07: LIFTER NOISE DIAGNOSIS CORRECTION PROCEDURE (85-6-165)
1985-02-28: EXCESSIVE ALCOHOL IN FUEL POOR DRIVEABILITY (85-62)
1985-02-13: RETURN LINE CAP AND CLAMP REPLACEMENT AND P/N'S (85-50)
1985-02-13: RETURN LINE CAP AND CLAMP REPLACEMENT AND P/N'S (85-6-160)
1985-01-03: ACCESSORY DRIVE BELT DIESEL PRE-DELIVERY RETENSIONING (84-236)
1985-01-03: ACCESSORY DRIVE BELT DIESEL PRE-DELIVERY RETENSIONING (84-6-272)
1985-01-02: REMOVING WHEELS- CORROSION BUILD-UP CENTER HOLE HUB (85-28)
1985-01-02: REMOVING WHEELS- CORROSION BUILD-UP CENTER HOLE HUB (85-3-109)
1984-12-17: CAMPAIGN: 6.2L DIESEL ENGINE OIL FILLER CAP REPLACE (84-C-23)
1984-12-17: DIAGNOSIS USING ALDL FUEL FLOW ERRORS-INTEGRATOR/BLOCK LEARN (85-6-126)
1984-12-17: CAMPAIGN: 6.2L DIESEL ENGINE OIL FILLER CAP REPLACE (5R04)
1984-11-30: ELECTRONIC CONTROL MODULE EXCHANGE PROGRAM (84-0-106)
1984-11-22: TRANSMISSION THM 475 CASE STUDS REPLACE WITH BOLTS (85-18)
1984-11-22: TRANSMISSION THM 475 CASE STUDS REPLACE WITH BOLTS (85-7-111)
1984-11-21: BRAKE CALIPERS TO KNUCKLE CLEARANCE-REVISION (85-38)
1984-11-21: BRAKE CALIPERS TO KNUCKLE CLEARANCE-REVISION (85-5-101)
1984-11-18: DIESEL INJECTION PUMP-E.I.D. GOVERNOR WEIGHT RETAINER (84-237)
1984-11-18: DIESEL INJECTION PUMP-E.I.D. GOVERNOR WEIGHT RETAINER (84-6-267)
1984-11-12: A/C HOSE AND CLAMP HOSE LEAK REPAIR (85-40)
1984-11-12: A/C HOSE AND CLAMP HOSE LEAK REPAIR (85-1-108)
1984-11-10: ADDITION OF AUX ELECT. EQUIP. CONNECTIVE PARTS AVAILABLE (85-17)
1984-11-10: ADDITION OF AUX ELECT. EQUIP. CONNECTIVE PARTS AVAILABLE (85-8-109)
1984-10-26: DIESEL: BLACK SMOKE/LOW POWER PLUGGED EGR SOLEND.VENT FILTER (84-217)
1984-10-25: DIESEL - FUEL FILTER LEAK FAULTY SEAL (85-14)
1984-10-25: DIESEL - FUEL FILTER LEAK FAULTY SEAL (85-6-139)
1984-10-24: CAMPAIGN: IMPROPER FUEL CAP SEAL - FAULTY MOUNT FLANGE (84-C-20)
1984-10-17: FUEL LINE 'O' RING LEAKS FUEL ADDITIVE AFFECT (85-12)
1984-10-17: FUEL LINE 'O' RING LEAKS FUEL ADDITIVE AFFECT (85-6-117)
1984-10-12: DIESEL USED LUBE OIL ANALYSIS GUIDE TO LUBE OIL CONDITIONS (85-3)
1984-10-12: DIESEL USED LUBE OIL ANALYSIS GUIDE TO LUBE OIL CONDITIONS (85-6-118)
1984-09-29: A/T IDENTIFICATION ALL THM TRANSMISSIONS (84-191)
1984-09-29: A/T IDENTIFICATION ALL THM TRANSMISSIONS (85-7-103)
1984-09-15: MODEL 80 FUEL FILTER REPLACEMENT INTERVALS (84-6-226)
1984-09-15: ENGINE OIL LEVEL OPERATING RANGE (84-6-230)
1984-08-29: GLOW PLUG INHIBIT SWITCH INSTALLATION PROCEDURE (84-196)
1984-08-29: GLOW PLUG INHIBIT SWITCH INSTALLATION PROCEDURE (84-6-252)
1984-08-24: CAMPAIGN:DIESEL FUEL FILTER SENSOR-NEG.VOLT. TRANSIENTS (84-C-05)
1984-08-13: EMERGENCY PARTS ORDERING PROCEDURE CLARIFICATION (86-48)
1984-08-13: ENGINE OIL LEVEL OPERATING RANGE (84-180)
1984-08-06: DIESEL HARD START/GLOW PLUG FAILURE-BAD G/P CONTROLLER (84-182)
1984-08-06: DIESEL CYLINDER HEAD GASKET INFORMATION (84-184)
1984-08-06: DIESEL HARD START/GLOW PLUG FAILURE-BAD G/P CONTROLLER (84-6-227)
1984-08-06: DIESEL CYLINDER HEAD GASKET INFORMATION (84-6-228)
1984-07-25: COLD DRIVEABILITY EFE-POOR LOW TEMP. PERFORMANCE (84-178)
1984-07-25: COLD DRIVEABILITY EFE-POOR LOW TEMP. PERFORMANCE (84-6-232)
1984-07-22: ABNORMAL CHARGING SYSTEM OPERATION INFORMATION (84-140)
1984-07-22: ABNORMAL CHARGING SYSTEM OPERATION INFORMATION (84-6-203)
1984-06-27: CUSTOM CRUISE III TROUBLE SHOOTING/DIAGNOSIS (84-161)
1984-06-27: CUSTOM CRUISE III TROUBLE SHOOTING/DIAGNOSIS (84-9-111)
1984-06-01: FLAT PLUG GREASE FITTING USED ON INTERMEDIATE STEERING SHAFT (84-145)
1984-06-01: FLAT PLUG GREASE FITTING USED ON INTERMEDIATE STEERING SHAFT (84-3-117)
1984-05-30: LOSS OF ENGINE OIL PRESSURE ENGINE OIL COOLER (84-149)
1984-05-30: LOSS OF ENGINE OIL PRESSURE ENGINE OIL COOLER (84-6-196)
1984-05-14: IMITATION DIESEL FUEL FILTERS- HOW TO DETERMINE NON GM PART (84-137)
1984-05-14: IMITATION DIESEL FUEL FILTERS- HOW TO DETERMINE NON GM PART (84-6-192)
1984-05-07: DEAD BATTERY OR NO CRANK AFTER OVERNIGHT SET (84-150)
1984-05-07: DEAD BATTERY OR NO CRANK AFTER OVERNIGHT SET (84-8-138)
1984-05-01: NEW FLOAT LEVEL GAGE CARBURETOR INFORMATION (84-194)
1984-05-01: NEW FLOAT LEVEL GAGE CARBURETOR INFORMATION (84-6-242)
1984-04-25: REDUCED PERFORMANCE ADD ON ELECTRICAL EQUIP. INFORMATION (84-167R)
1984-04-25: REDUCED PERFORMANCE ADD ON ELECTRICAL EQUIP. INFORMATION (84-6-223)
1984-04-22: DIESEL FUEL SYSTEM CHART DIAGNOSTIC CHECKLIST (84-131)
1984-04-22: DIESEL FUEL SYSTEM CHART DIAGNOSTIC CHECKLIST (84-6-185)
1984-04-19: NO GEARS/SLIPPING ALL RANGES STICKING REVERSE BOOST VALVE (84-136)
1984-04-14: TUNE-UP LABEL AVAILABILITY (84-0-112)
1984-04-14: NO REVERSE, FIRST GEAR ONLY OVERHAUL PROCEDURES OUTLINED (84-7-119)
1984-04-06: SENTRY DIESEL FUEL FILTER WATER IN FUEL (84-114)
1984-04-06: SENTRY DIESEL FUEL FILTER WATER IN FUEL (84-6-184)
1984-04-05: HIGH ENGINE TEMP/OVERHEAT CHECK FOR BLOCKED PASSAGE (84-110)
1984-04-05: HIGH ENGINE TEMP/OVERHEAT CHECK FOR BLOCKED PASSAGE (84-6-183)
1984-03-19: HEAD BOLTS/CLAMP LOAD DIESEL NEW BOLTS AVAILABLE (84-96)
1984-03-19: HEAD BOLTS/CLAMP LOAD DIESEL NEW BOLTS AVAILABLE (84-6-172)
1984-03-02: LOSS OF POWER IN DRIVE DIESEL INFORMATION (84-93)
1984-03-02: LOSS OF POWER IN DRIVE DIESEL INFORMATION (84-7-120)
1984-03-01: ENGINE OIL RECOMMENDATIONS PREFERRED VISCOSITIES (84-89)
1984-02-15: A/C COMPRESSOR SHAFT SEAL INFORMATION (84-83)
1984-02-15: A/C COMPRESSOR SHAFT SEAL INFORMATION (84-1-117)
1984-02-15: CHEVROLET PASSENGER CAR AND TRUCK IDENTIFICATION (84-0-110)
1984-02-15: STRAIGHT TIPS ON ENGINE OIL- AN UPDATE (84-0-111)
1984-02-15: WHEEL LOCK SYSTEMS REVISED INFORMATION (84-3-104)
1984-01-25: RTV SEALER/GASKET ELIMINATOR DESCRIPTION (83-122)
1984-01-25: RTV SEALER/GASKET ELIMINATOR DESCRIPTION (83-6-119)
1984-01-09: ROCKER COVER OIL LEAKS VITON GASKET INFORMATION (84-62)
1984-01-09: ROCKER COVER OIL LEAKS VITON GASKET INFORMATION (84-6-141)
1984-01-01: PASSENGER CAR AND TRUCK IDENTIFICATION (84-2)
1983-12-15: CB APPROVAL NUMBERS ALL MODELS W/OPTIONAL CB RADIO (84-9-101)
1983-11-23: STATIC ELECTRICITY DAMAGE ELECTRONIC COMPONENTS (84-45)
1983-11-23: STATIC ELECTRICITY DAMAGE ELECTRONIC COMPONENTS (84-8-108)
1983-11-15: ORGANIZING SPECIAL SERVICE TOOLS (84-0-105)
1983-10-31: SET CLOCK AND STATIONS ON DELCO-GM ETR RADIOS (84-9-100)
1983-10-10: POOR PERFORMANCE/POWER LOSS KNOCK RETARD DIAGNOSIS (84-39)
1983-10-10: POOR PERFORMANCE/POWER LOSS KNOCK RETARD DIAGNOSIS (84-8-104)
1983-10-01: REVISIONS TO CHEVROLET DEALER SERVICE BULLETINS (84-1)
1983-09-15: FRENCH LABEL INSTALLATION (84-0-101)
1983-09-10: DIESEL ENGINE GLOW PLUG/'D' 24-VOLT SYSTEM/MILITARY TRUCK (84-18)
1983-09-10: DIESEL ENGINE GLOW PLUG/'D' 24-VOLT SYSTEM/MILITARY TRUCK (84-6-114)
1983-06-16: LOW HEATER OUTPUT 6.2 DIESEL (82-I-65)
1983-06-16: TORQUE CONVERTER CONTAMINATION TCC MODELS INFORMATION (82-I-95)
1983-06-16: FREEDOM BATTERY DIAGNOSIS INFORMATION (83-T-8)
1983-06-16: TORQUE CONVERTER CONTAMINATION TCC MODELS INFORMATION (82-7-124)
1983-06-16: FREEDOM BATTERY DIAGNOSIS INFORMATION (83-8-104)