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

Exterior Lamps Switch and Relays


Object Number: 601865  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Hazard Flasher, Stop Lamps Switch-JE5
Clearance, Identification, and Marker Lamps
Trailer Wiring
Lighted Mirrors
Clearance, Identification, and Marker Lamps
Clearance, Identification, and Marker Lamps
Clearance, Identification, and Marker Lamps
Trailer Wiring
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
G105 Continued, S324, S326, S500
Interior Lights Dimming Schematics
Interior Lights Dimming Schematics
G105 Continued, S324, S326, S500
Figure 2:

Hazard Flasher, Stop Lamps Switch-JE5


Object Number: 601868  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Hazard Flasher, Stop Lamps Switch-JE3
Exterior Lamps Switch and Relays
Trailer Wiring
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Trailer Wiring
Trailer Stop Relay, ABS Relay
G105 Continued, S346, S347, S348, S363
G105 Continued, S346, S347, S348, S363
G105 Continued, S324, S326, S500
Stop Lamps Switches, ECM Engine Stop Relay, Glow Plugs
Figure 3:

Hazard Flasher, Stop Lamps Switch-JE3


Object Number: 601870  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Front and Rear Lighting, IP Indicators
Hazard Flasher, Stop Lamps Switch-JE5
Trailer Wiring
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Front and Rear Lighting, IP Indicators
Trailer Wiring
Trailer Stop Relay, ABS Relay
G105 Continued, S324, S326, S500
G105 Continued, S346, S347, S348, S363
G105 Continued, S346, S347, S348, S363
Stop Lamps Switches, ECM Engine Stop Relay, Glow Plugs
IP Fuse Block, Circuit Breakers 22, 23, 24, 25, 26
Figure 4:

Trailer Stop Relay, ABS Relay


Object Number: 601877  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Clearance, Identification, and Marker Lamps
Front and Rear Lighting, IP Indicators
Hazard Flasher, Stop Lamps Switch-JE5
Hazard Flasher, Stop Lamps Switch-JE3
Trailer Wiring
Trailer Wiring
Front and Rear Lighting, IP Indicators
Trailer Wiring
G107 Continued, S107
G107, S101, S103, S105
G107 Continued, S107
G107, S101, S103, S105
Fuse Block 2, 2 SPEED AXLE, HVAC, TURN SIGNAL, IGNITION, HYD ABS MODULE, AIR ABS RELAY, AIR ABS TRAILER RELAY Fuses
IP Fuse Block, Circuit Breaker 9 (1 of 2)
Circuit Breaker 9 (2 of 2)
G107 Continued, S107
G107, S101, S103, S105
Power and Ground
Figure 5:

Front and Rear Lighting, IP Indicators


Object Number: 601874  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Stop Relay, ABS Relay
Hazard Flasher, Stop Lamps Switch-JE3
Hazard Flasher, Stop Lamps Switch-JE5
Exterior Lamps Switch and Relays
Hazard Flasher, Stop Lamps Switch-JE5
Hazard Flasher, Stop Lamps Switch-JE5
Trailer Stop Relay, ABS Relay
Exterior Lamps Switch and Relays
Hazard Flasher, Stop Lamps Switch-JE5
Hazard Flasher, Stop Lamps Switch-JE5
Hazard Flasher, Stop Lamps Switch-JE5
G107, S101, S103, S105
G404, G405, G406, S402, S415, S416, S421, S422, S702
G407, Splice Pack 3, S120, S121, S122, S150, S242, S361
Figure 6:

Clearance, Identification, and Marker Lamps


Object Number: 601875  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Lighted Mirrors
Trailer Stop Relay, ABS Relay
Exterior Lamps Switch and Relays
Exterior Lamps Switch and Relays
Exterior Lamps Switch and Relays
G105 Continued, S346, S347, S348, S363
G105 Continued, S346, S347, S348, S363
G105 Continued, S330, S349, S359, S360, S600
G105 Continued, S324, S326, S500
G105 Continued, S324, S326, S500
G105 S328, S325
Figure 7:

Lighted Mirrors


Object Number: 601879  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Wiring
Clearance, Identification, and Marker Lamps
Exterior Lamps Switch and Relays
Interior Lights Dimming Schematics
Outside Mirror Schematics
G105 Continued, S324, S326, S500
G105 Continued, S346, S347, S348, S363
Figure 8:

Trailer Wiring


Object Number: 601882  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Lighted Mirrors
Hazard Flasher, Stop Lamps Switch-JE3
Hazard Flasher, Stop Lamps Switch-JE3
Trailer Stop Relay, ABS Relay
Trailer Stop Relay, ABS Relay
Exterior Lamps Switch and Relays
Exterior Lamps Switch and Relays