GM Service Manual Online
For 1990-2009 cars only

Night Vision Mirror Function Check

    • There is a possibility that the night vision mirror or compass does not operate properly.
    • In the event that this occurs, refer to the following list below for system function checks and procedures for correcting the problem.
       - Refer to Compass Variance Setup Description if the compass reads direction but is not accurate.
       - Refer to Compass Calibration Description if the compass displays a C.
       - Refer to Magnetic Field Description if the compass displays all segments.
       - Refer to Mirror Autodim if the mirror does not automatically dim when glare is present in the mirror at night time.