GM Service Manual Online
For 1990-2009 cars only

Condition

Action

DEFINITION: AT gear position indicator does not indicate shift lever positions

    â€¢ Transmission range switch inoperative or out of adjustment
    â€¢ Shift cable broken or out of adjustment
    â€¢ Joint in the shift cable and the transmission or the body worn
    â€¢ Inspect the MIL indicator for loose connectors.
    â€¢ Inspect the transmission range switch. Replace the transmission range switch, if faulty. Adjust the transmission range switch and the shift cable, if not adjusted properly.
    â€¢ Inspect for a loose shift cable at the shift lever and the transmission control shaft.