Test Description

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. 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. Listen for an audible click when the right rear power window relay operates. Command both the ON and OFF states. Repeat the commands as necessary.
3. Tests for voltage at the coil side of the right rear power window down relay.
4. Verifies that the BCM is providing ground to the right rear power window down relay.
5. Tests if ground is constantly being applied to the right rear power window down relay.

Fig 1: DTC B3823 Procedure (Steps 1-6)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC B3823 Procedure (Steps 7-13)

Courtesy of GENERAL MOTORS CORP.