Silverado SS AWD V8-6.0L VIN N (2003)
Traction Control Indicator Lamp: Testing and Inspection
Traction Off Indicator Inoperative
Antilock Brake System
Diagnostic Information and Procedures
Traction Off Indicator Inoperative
Circuit Description
The instrument panel cluster (IPC) illuminates the traction off indicator by supplying ground to the lamp. The electronic brake control module
(EBCM) sends serial data messages to the IPC to command the indicator ON or OFF.
Diagnostic Aids
Replace the IPC if the traction off indicator intermittently fails to illuminate during the bulb check.
Test Description
The number below refers to the step number on the diagnostic table.
2. This step tests if the IPC is able to illuminate the traction off indicator during the bulb check.
Traction Off Indicator Inoperative Steps 1 - 5
