GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Allure 🢒 Body 🢒 Instrument Panel, Gages, and Console 🢒 Actuator Recalibration

Calibration Procedure

Use the following steps to perform the calibration update:

  1. Turn OFF the ignition.
  2. Remove the battery positive voltage circuit fuse of the HVAC Control Module.

    3. Important: The module memory will not clear if the battery positive voltage circuit fuse is installed in less than 60 seconds.

  3. Wait 60 seconds.
  4. Install the fuse.
  5. Wait 60 seconds before moving the HVAC controls.