GM Service Manual Online
For 1990-2009 cars

Cruise Control Schematics L18

Figure 1:

Cruise Control Enable


Object Number: 649315  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Stop Lamp Switch Interface
IGN SW Circuit Breakers (2 of 4)
G208, S233, S501
Figure 2:

Stop Lamp Switch Interface


Object Number: 649316  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Clutch Pedal Position Fast, Idle
Cruise Control Enable
IGN SW Circuit Breakers (2 of 4)
Hydraulic ABS Ground
Stop, TRN/HAZ, Fuel Circuit Breakers
Stop Lamp Relays Trailer, Stop Relays (LG5)
G208, S233, S501
Figure 3:

Clutch Pedal Position Fast, Idle


Object Number: 649317  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Stop Lamp Switch Interface
G208, S233, S501
G208, S233, S501
G208, S233, S501
IGN SW Circuit Breakers (2 of 4)

Cruise Control Schematics LG5

Figure 1:

Cruise Control Enable


Object Number: 769851  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
Stop Lamp Switch
APP, CPP, Cruise Control First Idle and PTO
APP, CPP, Cruise Control First Idle and PTO
APP, CPP, Cruise Control First Idle and PTO
Stop Lamp Switch
Figure 2:

Stop Lamp Switch


Object Number: 649320  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
VSS (with MTW/MX4)
Cruise Control Enable
IGN SW Circuit Breakers (2 of 4)
Stop, TRN/HAZ, Fuel Circuit Breakers
Hydraulic ABS Ground
Stop Lamp Relays Trailer, Stop Relays (LG5)
Cruise Control Enable
G208, S233, S501
Figure 3:

VSS (with MTW/MX4)


Object Number: 676809  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
VSS (without MTW/MX4)
Stop Lamp Switch
Cruise Control Schematic Icons
Speedometer, Voltemeter, Engine Coolant Temperature, Engine Oil Pressure, Check Gages
Figure 4:

VSS (without MTW/MX4)


Object Number: 679350  Size: FS
Master Electrical Component List
Cruise Control Description and Operation
VSS (with MTW/MX4)
IGN SW Circuit Breakers (2 of 4)
Cruise Control Schematic Icons
Cruise Control Schematic Icons
Speedometer, Voltemeter, Engine Coolant Temperature, Engine Oil Pressure, Check Gages
Electric Operated System, Relay and Motors
G208, S233, S501
G208, S233, S501