GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Module Power, Ground, Serial Data and MIL


Object Number: 1367246  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors - 5-Volt and Low Reference
Fuse Block 1: Fuse 5 and Fuse Block - I/P - 1: Circuit Breakers 5, 9 - 1 of 2 and 10
Fuse Block - I/P - 1: Circuit Breakers 2 and 3
Fuse Block - I/P - 1: Circuit Breaker 6
Fuse Block 1: Fuses 6 and 7, Fuse Block 2: Fuse 8 and Fuse Block - I/P - 2: Circuit Breake
Fuse Block - I/P - 1: Circuit Breaker 6
Fuse Block - I/P - 1: Circuit Breaker 6
Fuse Block - I/P - 1: Circuit Breakers 2 and 3
Indicators and Illumination
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Splice Packs and Modules - 1 of 2
Batteries, Grounds G400 and G402, Splices S113, S120, S121, S123, S124, S202 and S211 and Splice Pack SP400
Figure 2:

Engine Data Sensors - 5-Volt and Low Reference


Object Number: 1367247  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 1 of 2
Module Power, Ground, Serial Data and MIL
Figure 3:

Engine Data Sensors - Pressure, Temperature and Turbocharger Controls 1 of 2


Object Number: 1367249  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Engine Data Sensors - 5-Volt and Low Reference
Engine Controls Schematic Icons
Figure 4:

Engine Data Sensors - Pressure, Temperature and Turbocharger Controls 2 of 2


Object Number: 1367252  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors - Pedal Position
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 1 of 2
Module Power, Ground, Serial Data and MIL
Fuel Controls - Suction Control Valve, Water-In-Fuel/Temperature Sensors
Figure 5:

Engine Data Sensors - Pedal Position


Object Number: 1367254  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors - VSS and Injection Timing Controls
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Fuse Block 1: Fuse 5 and Fuse Block - I/P - 1: Circuit Breakers 5, 9 - 1 of 2 and 10
Fuse Block 1: Fuse 5 and Fuse Block - I/P - 1: Circuit Breakers 5, 9 - 1 of 2 and 10
Fuse Block 1: Fuse 5 and Fuse Block - I/P - 1: Circuit Breakers 5, 9 - 1 of 2 and 10
Fuse Block 1: Fuse 5 and Fuse Block - I/P - 1: Circuit Breakers 5, 9 - 1 of 2 and 10
Splices S302 and S303
Figure 6:

Engine Data Sensors - VSS and Injection Timing Controls


Object Number: 1367255  Size: FS
Master Electrical Component List
Engine Control Component Description
Engine Data Sensors - Pedal Position
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Engine Controls Schematic Icons
AUX Relay, C100 (Upfitter AUX WRG Connector), C201 (Upfitter Connector), Engine Control Module (ECM) and Rear Compartment Lamp Provision (Z89)
Gages
Power, Ground, Serial Data, MIL, Solenoids, Temperature Sensor and Switches
Manual Transmission Schematics
Figure 7:

Engine Data Sensors - EGR Valve and Glow Plug Controls


Object Number: 1367256  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Fuel Controls - Suction Control Valve, Water-In-Fuel/Temperature Sensors
Engine Data Sensors - VSS and Injection Timing Controls
Figure 8:

Fuel Controls - Suction Control Valve, Water-In-Fuel/Temperature Sensors


Object Number: 1367257  Size: FS
Master Electrical Component List
Engine Control Component Description
Fuel Controls - Fuel Injectors
Fuse Block - I/P - 1: Circuit Breaker 6
Fuse Block 2: Fuse 10, Fuse Block - I/P - 1: Circuit Breaker 1 and Ignition Switch - ACCY/RUN, RUN/START and START Bus Bars
Fuse Block 1: Fuses 6 and 7, Fuse Block 2: Fuse 8 and Fuse Block - I/P - 2: Circuit Breake
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Engine Data Sensors Pressure, Temperature and Turbocharger Controls 2 of 2
Fuse Block - I/P - 1: Circuit Breaker 6
Fuse Block 2: Fuse 10, Fuse Block - I/P - 1: Circuit Breaker 1 and Ignition Switch - ACCY/RUN, RUN/START and START Bus Bars
Driver Information Center (DIC)
Gages
Grounds G100, G101, G102, G103, G107, G108, G114, G208, G209, G210, G214, G501, G502, G601 and G602 and Splices S103, S109, S152 and S402
Splices S310, S348, S349, S359, S360, and S600
Grounds G100, G101, G102, G103, G107, G108, G114, G208, G209, G210, G214, G501, G502, G601 and G602 and Splices S103, S109, S152 and S402
Figure 9:

Fuel Controls - Fuel Injectors


Object Number: 1367259  Size: FS
Master Electrical Component List
Fuel System Description
Controlled/Monitored Subsystem References
Fuel Controls - Suction Control Valve, Water-In-Fuel/Temperature Sensors
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Figure 10:

Controlled/Monitored Subsystem References


Object Number: 1367261  Size: FS
Master Electrical Component List
Engine Control Component Description
Fuel Controls - Fuel Injectors
Connectors C106, C120, C209 and Engine Control Module (ECM)
Cruise Control Schematics
Manual Transmission Schematics
Starting
Charging
Indicators and Illumination
Gages
Engine Cooling Schematics
Gages
Engine Exhaust Brake Electrical Schematics
Stop Lamps
Two Speed Rear Axle Schematics