Cruise Control Wiring Schematic; Cruise Control Does Not Engage - Pontiac TRANS AM 1977 Service Manual

1 9 7 7 PONTIAC SERVICE MANUAL
1
ENGAGE
i
CRUISE
I
ENGAGEMENT SWITCH
I
-----
VACUUM BLACK
SERVO 'OURCE
BLACK
1
I
IN-LINE FUSE
1
BROWN
D
IGNITION
SWITCH
I I
FUSE BLOCK ACCESSORY CONNECTOR
2520
Fig. 9-3 Cruise Control Wiring Schematic
CRUISE CONTROL DOES NOT ENGAGE
CAUSE CORRECTION
Fuse blown.
Brake switch out of adjustment.
No current to terminal No. 2.
Engaging switch inoperative.
Faulty regulator.
Replace fuse, determine cause from Fig. 9-2.
Adjust brake switch.
Repair wire harness.
Replace engaging switch.
Replace regulator.