GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 TopKick C-Series (Conventional) C4/C5 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 HVAC Component Views
Figure 1:

Front Left of the I/P
Object Number: 1457104 Size: LF
(1)Instrument Panel Cluster (IPC)
(2)Radio
(3)HVAC Control Assembly
(4)Overdrive Defeat Switch (Allison® LCT)
(5)Headlamp Switch
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