GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2007
🢒
TopKick C-Series (Conventional) C6/C7/C8
🢒
Engine
🢒 Engine Controls and Fuel - 7.8L (LG4)
Engine
All Component Locator
Engine Controls Component Views
All Description and Operation
Engine Control Component Description
Fuel System Description
Glow Plug System Description
Turbocharger 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 Injector Flow Rate Programming
High Idle Switch Programming
Option Programming
Turbocharger Learn
Diagnostic Procedures
Contamination Testing
Cuts Out, Misses
Diagnostic Starting Point - Engine Controls
Engine Cranks But Does Not Run
Excessive Smoke
Fuel Knock/Combustion Noise
Fuel System Diagnosis
Hard Start
Hesitation, Sag, Stumble
High Idle Switch 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
Turbocharger System Diagnosis
Diagnostic Trouble Codes
DTC P0087
DTC P0088
DTC P0091
DTC P0092
DTC P0107
DTC P0108
DTC P0112
DTC P0113
DTC P0117
DTC P0118
DTC P0182
DTC P0183
DTC P0192
DTC P0193
DTC P0201, P0202, P0203, P0204, P0205, or P0206
DTC P0219
DTC P0234
DTC P0237
DTC P0238
DTC P0335
DTC P0382
DTC P0385
DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
DTC P0641
DTC P0651
DTC P1087
DTC P1088
DTC P1125
DTC P1261
DTC P1263
DTC P1264
DTC P1265
DTC P1266
DTC P1271
DTC P1272
DTC P1273
DTC P1277
DTC P1278
DTC P1282
DTC P1283
DTC P1287
DTC P1288
DTC P1646
DTC P2003
DTC P2004
DTC P2005
DTC P2007
DTC P2008
DTC P2011
DTC P2012
DTC P2564
DTC P2565
DTC P2900
DTC P2901
DTC P2902
DTC P2903
DTC P2920
DTC P2921
DTC P2922
DTC P2923
Electrical/Electronic Schematic Diagrams
Engine Controls Schematic Icons
Engine Controls Schematics
Electrical/Electronic Specifications
Diagnostic Trouble Code (DTC) Type Definitions
Diagnostic Trouble Code (DTC) Types
Temperature Versus Resistance
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Mechanical Specifications
Fastener Tightening 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
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/Restore Fuel Rate Data
Engine Coolant Temperature Sensor Replacement
Exhaust Gas Recirculation Pipe Replacement
Exhaust Gas Recirculation Valve Adapter Replacement
Exhaust Gas Recirculation Valve Replacement
Fuel Filter Replacement
Fuel Hose/Pipes Replacement - Filter to Engine
Fuel Hoses/Pipes Replacement - Filter to Tank
Fuel Injection Fuel Rail Assembly Replacement
Fuel Injection Pump Replacement
Fuel Injector Replacement
Fuel Pressure Sensor Replacement
Fuel Sender Assembly Replacement
Fuel System Bleeding
Fuel System Cleaning
Fuel Tank Draining
Fuel Tank Replacement
Glow Plug Relay Replacement
Glow Plug Replacement
Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
Metal Collar Quick Connect Fitting Service
Multiuse Module Bracket Replacement
Plastic Collar Quick Connect Fitting Service
Speed Calibration Programming
Turbocharger Control Solenoid Valve Replacement
Turbocharger Replacement
Turbocharger Vane Position Sensor Replacement
Water-in-Fuel Draining