GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2004
🢒
TopKick C-Series (Conventional) C4/C5
🢒
Engine
🢒 Engine Controls - 6.6L (LB7)
Engine
All Component Locator
Engine Controls Component Views
All Description and Operation
Accelerator Pedal Position System Description
Air Intake System Description
Engine Control Module Description
Fuel System Description
Glow Plug System Description
Manual High Idle System Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Control Module Connector End Views
Engine Controls Connector End Views
Cleaning, Inspection, and Adjustment
Fuel System Cleaning
Fuel System Priming
Water-in-Fuel Draining
Diagnostic Procedures
Contaminants-in-Fuel Diagnosis
Cuts Out, Misses
Diagnostic Starting Point - Engine Controls
Diagnostic System Check - Engine Controls
Engine Cranks But Does Not Run
Excessive Smoke
Fuel Heater Always On
Fuel Heater Inoperative
Fuel Injector Balance Test with Tech 2
Fuel Knock/Combustion Noise
Fuel Leak Diagnosis
Fuel Return System Diagnosis
Fuel System Diagnosis
Fuel System Diagnosis - High Pressure Side
Fuel Tank Leak Test
Glow Plug System Diagnosis
Hard Start
Hesitation, Sag, Stumble
Ignition Relay Diagnosis
Intermittent Conditions
Lack of Power, Sluggishness, or Sponginess
Malfunction Indicator Lamp (MIL) Always On
Malfunction Indicator Lamp (MIL) Inoperative
Poor Fuel Economy
Rough, Unstable, or Incorrect Idle and Stalling
Surges/Chuggles
Symptoms - Engine Controls
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List
DTC P0087
DTC P0088
DTC P0089
DTC P0090
DTC P0101
DTC P0102
DTC P0103
DTC P0106
DTC P0107
DTC P0108
DTC P0112
DTC P0113
DTC P0116
DTC P0117
DTC P0118
DTC P0168
DTC P0181
DTC P0182
DTC P0183
DTC P0192
DTC P0193
DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208
DTC P0234
DTC P0236
DTC P0237
DTC P0238
DTC P0300
DTC P0301-P0308
DTC P0335
DTC P0336
DTC P0340
DTC P0341
DTC P0370 or P0374
DTC P0380
DTC P0540
DTC P0543
DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
DTC P0611
DTC P0612
DTC P0650
DTC P1093
DTC P1094
DTC P1125
DTC P1172
DTC P1223, P1226, P1229, P1232, P1235, P1238, P1241, or P1244
DTC P1261
DTC P1262
DTC P1270
DTC P1271
DTC P1272
DTC P1273
DTC P1277
DTC P1278
DTC P1282
DTC P1283
DTC P1287
DTC P1288
DTC P1345
DTC P1550
DTC P1635
DTC P1639
DTC P1658
Electrical/Electronic Schematic Diagrams
Engine Controls Schematic Icons
Engine Controls Schematics
Electrical/Electronic Specifications
Altitude Versus Barometric Pressure
Diagnostic Trouble Code (DTC) Type Definitions
Diagnostic Trouble Code (DTC) Types
Temperature Versus Resistance
Gas, Vacuum and Fluids Schematics and Diagrams
Fuel Injection Line Routing Diagram
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Scan Tool Output Controls
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Fuel System Specifications
Removal, Installation, and Replacement
Accelerator Pedal Position Sensor Replacement
Air Cleaner Assembly Replacement
Air Cleaner Element Replacement
Air Cleaner Outlet Duct Replacement
Air Cleaner Replacement
Air Intake Pipe Replacement
Barometric Pressure Sensor Replacement
Boost Sensor Replacement
Camshaft Position Sensor Replacement
Charge Air Cooler Inlet Pipe and Outlet Pipe Replacement
Charge Air Cooler Replacement
Crankshaft Position Sensor Replacement
Engine Control Module Replacement
Engine Coolant Temperature Sensor Replacement
Engine Wiring Harness Assembly Replacement
Fuel Cooler Replacement
Fuel Feed Pipe and Return Pipe Purging
Fuel Feed Pipe Replacement
Fuel Feed Pipe Replacement - Fuel Junction Block to Fuel Injection Pump
Fuel Filter Assembly Replacement
Fuel Filter Replacement
Fuel Heater Replacement
Fuel Hose/Pipes Replacement - Chassis
Fuel Hose/Pipes Replacement - Engine Compartment
Fuel Injection Fuel Feed Front Pipe Replacement - Left Side
Fuel Injection Fuel Feed Front Pipe Replacement - Right Side
Fuel Injection Fuel Feed Hose Connector Replacement
Fuel Injection Fuel Feed Pipe Replacement - Left Side
Fuel Injection Fuel Feed Pipe Replacement - Right Side
Fuel Injection Fuel Rail Assembly Replacement - Bank 1
Fuel Injection Fuel Rail Assembly Replacement - Bank 2
Fuel Injection Fuel Rail Crossover Tube Replacement
Fuel Injection Fuel Rail Fuel Pressure Sensor Replacement
Fuel Injection Fuel Return Pipe Replacement - Left Side
Fuel Injection Fuel Return Pipe Replacement - Right Side
Fuel Injection Pump Replacement
Fuel Injector Control Module Replacement
Fuel Injector Replacement
Fuel Junction Block Replacement
Fuel Pressure Regulator Replacement
Fuel Pressure Relief Valve Replacement
Fuel Pump Replacement
Fuel Return Pipe Connector Replacement
Fuel Return Pipe Replacement
Fuel Sender Assembly Replacement
Fuel Tank Draining
Fuel Tank Filler Hose Replacement
Fuel Tank Replacement
Fuel Temperature Sensor Replacement
Glow Plug Relay Replacement
Glow Plug Replacement - Bank 1
Glow Plug Replacement - Bank 2
Intake Air Heater Relay Replacement
Intake Air Heater Replacement
Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
Metal Collar Quick Connect Fitting Service
Multiuse Module Bracket Replacement
Speed Calibration Programming
Water in Fuel Indicator Sensor Replacement