Test Description

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to step numbers on the diagnostic table.

2. If DTC C0245 is a history code, this step checks if a specific Wheel Speed Circuit Malfunction DTC is set concurrently with DTC C0245.
7. This step checks if the wheel speed sensor harness is routed in close proximity to the spark plug wires.
9. In this step, if the scan tool can record any erroneous wheel speed sensor signals, diagnose that sensor(s) first.

Fig 1: DTC C0245 Diagnostic Procedure (Steps 1-11)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC C0245 Diagnostic Procedure (Steps 12-14)

Courtesy of GENERAL MOTORS CORP.