Test Description

WARNING: This page is about a different car, the 2002 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.

3.Tests for voltage at the coil side of the RAP relay.
4.Verifies that the BCM is providing ground to the RAP relay.
5.Tests if ground is constantly being applied to the RAP relay.

Fig 1: DTC 004 (1 Of 2)
Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC 004 (2 Of 2)
Courtesy of GENERAL MOTORS CORP.