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

Center of the I/P


Object Number: 826819  Size: LF
(1)Driver Information Center (DIC) Connector
(2)Radio Connector
(3)Auxiliary Power Post (-)
(4)Auxiliary Power Post (+)
(5)HVAC Control Assembly Connector C2
(6)HVAC Control Assembly Connector C1
Figure 2:

Front Left of the I/P


Object Number: 826805  Size: LF
(1)Radio
(2)Park Brake Release Switch
(3)HVAC Control Module
(4)Overdrive Defeat Switch
(5)Headlamp Switch
(6)Instrument Panel Cluster (IPC)
Figure 3:

Front of Engine Compartment


Object Number: 822039  Size: LF
(1)A/C Compressor Clutch
(2)Throttle Position Sensor
(3)Canister Purge Solenoid
(4)Throttle Actuator
(5)A/C High Pressure Switch
Figure 4:

Front of Engine Compartment


Object Number: 826887  Size: LF
(1)A/C Accumulator/Dehydrator (C60)
(2)A/C Low Pressure Switch (C60)
(3)Engine Chassis Harness
(4)C105
(5)A/C Compressor Clutch Relay (C60)
Figure 5:

I/P Harness


Object Number: 953447  Size: LF
(1)Fuse Block - Underhood (Secondary)
(2)Blower Motor Resistor Assembly (C40/C60)
(3)C207 (30 cavities)
(4)Inflatable Restraint I/P Module (AK5)
(5)Fuse Block - I/P - 1
(6)Fuse Block - I/P - 2
(7)Air Brake Pressure Gage Lamp (JE4), Differential Lock Switch Lamp (HNB/HPL/HPN), Inter-Axle Differential Lock Switch Lamp (Tandem Axle), Rear Axle Driver Control Switch Lamp - Two Speed (HR1/Automatic Transmission)
(8)HVAC Control Assembly (C40/C60)
(9)Turn Signal/Hazard Flasher Module
(10)Daytime Running Lights (DRL) Diode
(11)Instrument Panel Cluster (IPC)
(12)Headlamp Switch
(13)Daytime Running Lights (DRL) Module
(14)SP203 (12 cavities)
(15)C201 (48 cavities)
(16)Inflatable Restraint Steering Wheel Module (AJ3/AK5)
(17)C211 (22 cavities)
(18)C215 (8 cavities)
(19)C150 (4 cavities)
(20)Accelerator Pedal Position (APP) Sensor
(21)Radio
(22)Serial Data Gateway (SDG)
(23)Driver Information Center (DIC)
(24)Engine Control Module (ECM)
(25)C126 (40 cavities)
(26)C109 (40 cavities)
(27)C200
(28)C118
(29)G102
Figure 6:

Rear HVAC Controls (C36)


Object Number: 1410760  Size: LF
(1)Blower Motor - Auxiliary
(2)Blower Motor Resistor - Auxiliary
(3)Coolant Bypass Valve Solenoid
Figure 7:

Wiper Motor, Fluid Pump, Fluid Level Switch, Blower Motor Assembly


Object Number: 1066341  Size: LF
(1)Blower Motor Resistor Assembly Connector
(2)Blower Motor Resistor Assembly
(3)Wiper Motor
(4)Windshield Washer Fluid Pump
(5)Windshield Washer Fluid Level Switch
(6)Blower Motor