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

Behind the Front Fascia


Object Number: 491691  Size: LF
(1)Foward Lamp Wiring Harness
(2)Ambient Outside Air Temperature Sensor
Figure 2:

Behind Right Side of Instrument Panel


Object Number: 490907  Size: LF
(1)Vacuum/ Electric Solenoid
(2)Accessory Time Delay (RAP) Relay, Rear Window Defogger Relay, Rear Compartment Lid Release Relay and Driver Unlock Relay
Figure 3:

Lower Right of Engine


Object Number: 491626  Size: LF
(1)Bank 1 Knock Sensor
(2)Engine Oil Pressure Indicator Switch
(3)C172 (Inline to RF Wheel Speed Sensor)
(4)A/C Compressor Clutch Coil
(5)Underhood Accessory Wiring Junctin Block, C3 (Forward Lamp Harness)
Figure 4:

Left Side of Engine Compartment


Object Number: 513248  Size: LF
(1)Two (2) Stage Orifice
(2)A/C Accumulator
(3)A/C Refrigerent Pressure Sensor
(4)A/C Compressor
Figure 5:

Right Side of the Engine Compartment


Object Number: 493565  Size: LF
(1)Accumulator
(2)A/C Refrigerent Pressure Sensor
Figure 6:

Center of Instrument Panel


Object Number: 491694  Size: LF
(1)HVAC Control Connector
(2)HVAC Control Assembly
Figure 7:

Behind IP Compartment, Right Side of HVAC Assembly (C60)


Object Number: 491615  Size: LF
(1)Instrument Panel Wiring Harness
(2)Blower Motor
(3)Blower Motor Resistor Connector
(4)LH Temperature Actuator
(5)Mode Actuator Vacuum Line
Figure 8:

Behind the IP Compartment, on the Right Side of HVAC Assembly (CJ4 Only)


Object Number: 491611  Size: LF
(1)Instrument Wiring Harness
(2)Vacuum Electric Solenoid
(3)Blower Motor
(4)Blower Motor Resister
(5)Rear Temperature Actuator
(6)Mode Actuator
Figure 9:

Center of Instrument Panel


Object Number: 491637  Size: LF
(1)HVAC Control Assembly (C60)
(2)HVAC Control Assembly (C60) Connector
(3)HVAC Vacuum Connector (C60)
(4)HVAC Vacuum Control Head (C60)
Figure 10:

Behind Left Side of Instrument Panel


Object Number: 491624  Size: LF
(1)Instrument Panel Wiring Harness
(2)Air Temperature Actuator-- Left Connector
(3)Air Temperature Actuator-- Left
Figure 11:

Rear Console Controls (CJ4 Only)


Object Number: 622164  Size: LF
(1)Fan Control
(2)Mode Control
(3)Recirculation Button
(4)A/C Button
(5)Temperaturer Control
(6)Rear Radio Control Module
(7)Rear HVAC Control Module (RPO CJ4)
Figure 12:

Behind Right Side of Instrument Panel


Object Number: 490905  Size: LF
(1)Two Stage Orifice Relay
(2)P101
(3)Fuse Block