GM Service Manual Online
For 1990-2009 cars only

Exterior Lights Schematics Domestic

Figure 1:

Turn Signal/Hazard Lamp Control


Object Number: 690262  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Stop Lamps
G200, Page 1 of 3
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
Headlamps and Fuse Block - I/P Fuses
Front Turn Signal Lamps
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Front Turn Signal Lamps
Figure 2:

Stop Lamps


Object Number: 690271  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Turn Signal/Hazard Lamp Control
Headlamps and Fuse Block - I/P Fuses
Data Link, MIL, PCM and Stop Lamp Switch
Cruise Control
G401
G402
G402
Trailer Wiring
Figure 3:

Marker, Front Park, and Rear Turn Signal Lamps, and Turn Indicators


Object Number: 690305  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Side Mirror Turn Indicator Lamps
Stop Lamps
Turn Signal/Hazard Lamp Control
BCM, Power and Ground
Turn Signal/Hazard Lamp Control
Trailer Wiring
G402
G200, Page 1 of 3
Trailer Wiring
G402
Park Lamp Control, Rear Park, and License Lamps
Park Brake Indicator Switch and DRL Ambient Light Sensor
G101 and G102
Park Brake Indicator Switch and DRL Ambient Light Sensor
Figure 4:

Side Mirror Turn Indicator Lamps


Object Number: 762372  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Park Lamp Control, Rear Park, and License Lamps
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Figure 5:

Park Lamp Control, Rear Park and License Lamps


Object Number: 1733571  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Front Turn Signal Lamps
Side Mirror Turn Indicator Lamps
EBCM, BATT Main 1, RADIO and PARK LP Fuses
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Fog Lights
Trailer Wiring
G402
G402
G402
G402
G401
Figure 6:

Front Turn Signal Lamps


Object Number: 690317  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Wiring
Park Lamp Control, Rear Park, and License Lamps
Turn Signal/Hazard Lamp Control
G101 and G102
G101 and G102
G101 and G102
Figure 7:

Trailer Wiring


Object Number: 690393  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lamps
Front Turn Signal Lamps
Park Lamp Control, Rear Park, and License Lamps
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Marker, Front Park, and Rear Turn Signals Lamps, and Turn Indicators
Stop Lamps
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
G401
G401
Figure 8:

Backup Lamps


Object Number: 690399  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Wiring
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
G402
G402
G402
Rear Object Sensor Control Module, Power and Ground

Exterior Lights Schematics Export

Figure 1:

Hazard Lamp/Turn Signal Flasher and Turn Signal Switch


Object Number: 690408  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Turn and Side Marker Lamps
G200, Page 1 of 3
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
Headlamps and Fuse Block - I/P Fuses
Turn and Side Marker Lamps
Turn and Side Marker Lamps
Turn and Side Marker Lamps
Turn and Side Marker Lamps
Figure 2:

Turn and Side Marker Lamps


Object Number: 690419  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamp Position Lamps/License Lamps
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
BCM, Power and Ground
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Hazard Lamp/Turn Signal Flasher and Turn Signal Switch
Trailer Wiring, Power and Ground
G402
G402
G200, Page 1 of 3
Trailer Wiring, Power and Ground
G402
G402
Park Brake Indicator Switch and DRL Ambient Light Sensor
Park Brake Indicator Switch and DRL Ambient Light Sensor
Figure 3:

Headlamp Position Lamps/License Lamps


Object Number: 690421  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Tail Lamps
Turn and Side Marker Lamps
EBCM, BATT Main 1, RADIO and PARK LP Fuses
EBCM, BATT Main 1, RADIO and PARK LP Fuses
BCM, Power and Ground
G101 and G102
G402
Tail Lamps
Figure 4:

Tail Lamps


Object Number: 690424  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Stop Lamps and CHMSL
Headlamp Position Lamps/License Lamps
Headlamp Position Lamps/License Lamps
Trailer Wiring, Power and Ground
Stop Lamps and CHMSL
G402
Stop Lamps and CHMSL
G402
G401
Figure 5:

Stop Lamps and CHMSL


Object Number: 690427  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Wiring, Power and Ground
Tail Lamps
Headlamps and Fuse Block - I/P Fuses
Data Link, MIL, PCM and Stop Lamp Switch
Cruise Control
Trailer Wiring, Power and Ground
Tail Lamps
G402
G402
Tail Lamps
G401
Figure 6:

Trailer Wiring, Power and Ground


Object Number: 690430  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lights
Stop Lamps and CHMSL
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
Tail Lamps
Tail Lamps
Turn and Side Marker Lamps
Turn and Side Marker Lamps
Stop Lamps and CHMSL
Rear Fog Lights, Page 2 of 2
G401
BATT Main 2, ELC/TRAILER, RR FOG LP Fuses
G401
Figure 7:

Backup Lights


Object Number: 690436  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Trailer Wiring, Power and Ground
RAP Relay, Fuse Block - Underhood, and Fuse Block - I/P Fuses
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses
G402
G402
G401
Rear Object Sensor Control Module, Power and Ground
G200, Page 1 of 3
IGN Main 1, SDM, T/SIG, CRUISE and PCM PASS KEY/CLUSTER Fuses