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

Start Relay, Clutch Pedal Position Switch


Object Number: 1424555  Size: FS
Master Electrical Component List
Transmission General Description
Vehicle Speed Signal
Manual Transmission Schematic Icons
Horn, Dome, Main, Amp, OnStar Fuses
Ignition Switch 1 of 2
Horn, Dome, Main, Amp, OnStar Fuses
Ignition Switch 1 of 2
Fuse Block - Instrument Panel
SP200 and G200
SP200 and G200
Figure 2:

Vehicle Speed Signal


Object Number: 1422212  Size: FS
Master Electrical Component List
Transmission General Description
Cruise Control Release Switch, Backup Lamp Switch
Start Relay, Clutch Pedal Position Switch
Manual Transmission Schematic Icons
Wash, RR WIP, Wiper, ECU-IG, Gage, Heater, DEF Fuses
Horn, Dome, Main, Amp, OnStar Fuses
Junction Block - Instrument Panel Right
Horn, Dome, Main, Amp, OnStar Fuses
Junction Block - Instrument Panel Right
S100
Headlamps ON Indicator, Crank Signal, Vehicle Speed Signal
Headlamps ON Indicator, Crank Signal, Vehicle Speed Signal
SP107, SP108, G104
SP107, SP108, G104
SP107, SP108, G104
Figure 3:

Cruise Control Release Switch, Backup Lamp Switch


Object Number: 1424556  Size: FS
Master Electrical Component List
Transmission General Description
Vehicle Speed Signal
Wash, RR WIP, Wiper, ECU-IG, Gage, Heater, DEF Fuses
Junction Block - Instrument Panel Right
Junction Block - Instrument Panel Right
Cruise Control Schematic Figure for Graphic 1666849
SP300
G202, G300, G301, G302
G202, G300, G301, G302
G202, G300, G301, G302