GM Service Manual Online
For 1990-2009 cars only

Circuit Description

This is a normal code that the electronic control module (ECM) stores.

Conditions for Setting the DTC

The ignition key is ON, but the engine is not running.

Diagnostic Aids

    â€¢ This code indicates a normal condition with no malfunctions.
    â€¢ This code indicates that the ECM has the ability to store codes.