Test Description

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

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

2. Tests if the VES malfunction is current or intermittent.
3. Tests if the VES actuator resistance is in the specified range.
11. Perform the programing procedure after EBCM replacement.

Fig 1: DTC C0450 (Steps 1 - 4)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC C0450 (Steps 5 - 12)

Courtesy of GENERAL MOTORS CORP.