GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Power Door Systems Component Views
Figure 1:

Center of the I/P
Object Number: 826775 Size: LF
(1)Marker Lamp Switch (RQ2 and U86 or RQ3)
(2)Air Brake Pressure Gage (JE4)
(3)High Idle Switch (UF3)
(4)Automatic Transmission Fluid Temperature (TFT) Gage (Allison® LCT/UTX)
(5)Traction Control Switch (NW9)
(6)Outside Heated Mirror Switch (DB6/DB8)
(7)Exhaust Brake Switch (K40)
(8)Rear Axle Driver Control Switch (HPZ/Automatic Transmission)
(9)Inflatable Restraint I/P Module Disable Switch (AK5 w/o AQR)
(10)Air Suspension Dump Switch (G40/G45/GSJ)
(11)Power Take-Off (PTO) Switch
(12)Driver Information Center (DIC)
Figure 2:

Cab - Front View (V22)
Object Number: 1042004 Size: MF
(1)Outside Rearview Mirror - Passenger
(2)Headlamp - High Beam - Right
(3)Clearance Lamp - Right
(4)Identification (ID) Lamp - Right
(5)Identification (ID) Lamp - Center
(6)Identification (ID) Lamp - Left
(7)Clearance Lamp - Left
(8)Headlamp - High Beam - Left
(9)Outside Rearview Mirror - Driver
(10)Park/Turn Signal Lamp - LF
(11)Headlamp - Low Beam - Left
(12)Headlamp - Low Beam - Right
(13)Park/Turn Signal Lamp - RF
Figure 3:

Left Front Door
Object Number: 1014673 Size: LF
(1)Door Lock Switch - Driver (AU3)
(2)Outside Rearview Mirror Switch (DB6)
(3)Window Switch - Driver (A31)
(4)Outside Rearview Mirror Switch Connector
(5)Window Switch - Driver Connector
(6)Door Lock Switch - Driver Connector
(7)Speaker - LF Tweeter Connector
(8)Speaker - LF Tweeter (ZQ2)
(9)Speaker - LF
(10)Speaker - LF Connector
(11)Window Motor - Driver (A31)
(12)Door Latch Assembly - Driver C1 (Lock Actuator)
(13)Door Latch Assembly - Driver C2 (Jamb Switch)
Figure 4:

Left Rear Door (Crew Cab)
Object Number: 1361614 Size: LF
(1)Speaker - LR
(2)Window Switch - LR
(3)C301 (12 cavities - Crew Cab)
(4)Window Motor - LR
(5)Door Latch Assembly - LR
Figure 5:

Cab - Front View (GRW)
Object Number: 953518 Size: LF
(1)Outside Rearview Mirror - Passenger
(2)Headlamp - High/Low Beam - Right
(3)Clearance Lamp - Right
(4)Identification (ID) Lamp - Right
(5)Identification (ID) Lamp - Center
(6)Identification (ID) Lamp - Left
(7)Clearance Lamp - Left
(8)Outside Rearview Mirror - Driver
(9)Park/Turn Signal Lamp - LF
(10)Headlamp - High/Low Beam - Left
(11)Park/Turn Signal Lamp - RF
Figure 6:

Right Front Door
Object Number: 1014807 Size: LF
(1)Door Lock Switch - Passenger (AU3)
(2)Window Switch - Passenger (A31)
(3)Window Switch - Passenger Connector
(4)Door Lock Switch - Passenger Connector
(5)Speaker - RF Tweeter Connector
(6)Speaker - RF Tweeter (ZQ2)
(7)Door Latch Assembly - Passenger C1 (Lock Actuator)
(8)Door Latch Assembly - Passenger C2 (Jamb Switch)
(9)Window Motor - Passenger (A31)
(10)Speaker - RF Connector
(11)Speaker - RF
Figure 7:

Right Rear Door (Crew Cab)
Object Number: 1390861 Size: LF
(1)Window Switch - RR
(2)Speaker - RR
(3)Door Latch Assembly - RR
(4)Window Motor - RR
(5)C302 (12 Cavities - Crew Cab)