FixVault

Test Description

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix, 2002 Chevrolet Malibu, and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic procedure.

  1. 5

    Using a test light connected to battery positive voltage, probe the MIL control circuit at the PCM.