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

Instrument Panel


Object Number: 1699704  Size: LF
(1)Trailer Park Brake Control (JE4)
(2)Park Brake Control (JE4)
(3)Gage Center
(4)Inflatable Restraint I/P Module (AK5)
(5)Auxiliary Power Outlets
(6)Air Brake Pressure Gage (JE4)
(7)Transfer Case Shift Control Switch (NP1)
(8)Traction Control Switch (NW9)
(9)Outside Heated Mirror Switch (DB6/DB8)
(10)Exhaust Brake Switch (K40)
(11)Rear Axle Driver Control Switch - Two Speed (HPZ/Automatic Transmission)
(12)Inflatable Restraint I/P Module Disable Switch (AK5 w/o AQR)
(13)Differential Lock Switch (HNB/HPL/HPN) or Inter-Axle Differential Lock Switch (Tandem Axle)
(14)Switch
(15)Air Suspension Dump Switch (G40/G45/GSJ)
(16)Diesel Particulate Filter (DPF) (Diesel Only)
(17)Marker Lamp Switch (RQ2 and U86 or RQ3)
(18)High Idle Switch (UF3)/Power Take-Off (PTO) Switch
(19)Air Cleaner Restriction Gage (UPM)
(20)Automatic Transmission Fluid Temperature (TFT) Gage (Allison® LCT/UXT)
(21)I/P Switchbank
(22)HVAC Control Assembly (C40/C60)
(23)Driver Information Center (DIC)
(24)Radio (w/o UL5)
(25)Inflatable Restraint Steering Wheel Module (AJ3/AK5)
(26)Headlamp Switch
(27)Turn Signal/Multifunction Switch
(28)Instrument Panel Cluster (IPC)
Figure 2:

A/C Compressor


Object Number: 1457344  Size: LF
(1)A/C Compressor Clutch
(2)A/C High Pressure Switch
Figure 3:

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 4:

Front of Vehicle


Object Number: 826867  Size: LF
(1)Chassis Harness
(2)Vacuum Pump
(3)Coolant Level Switch Connector
(4)Engine Fan Harness
(5)Vacuum Pump Connector
(6)C106
(7)C106
Figure 5:

Right Side of I/P


Object Number: 953818  Size: LF
(1)Door Lock Relay (AU0/AU3)
(2)Remote Control Door Lock Receiver (RCDLR) (AU0)
(3)Inflatable Restraint I/P Module (AK5)
(4)C207 (30 cavities)
(5)C212 (22 cavities)
(6)Air Temperature Actuator (C40/C60)
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