GM Service Manual Online
For 1990-2009 cars only

The steering angle sensor does not require centering often. Centering of the steering angle sensor might be required after certain service procedures are performed. Some of these procedures are as follows:

    • Steering gear replacement
    • Steering column replacement
    • Steering angle sensor replacement
    • Intermediate shaft replacement
    • Antilock brake system (ABS) controller replacement
    • Collision or other physical damage

The steering angle sensor centering procedure can be preformed with a scan tool in the automated center procedure by the following:

  1. Using the steering wheel, align the front wheels forward.
  2. Set the transmission in the PARK position.
  3. Install the scan tool to the data link connector (DLC).
  4. Turn the ignition switch ON, with the engine OFF.
  5. Select Vehicle Control Systems/Module Setup/EBCM/Steering Pos. Sensor Calibration.
  6. Follow the scan tool directions to complete the automated centering procedure this should include turning the steering wheel left 5 degrees and right 5 degrees and then straight forward.
  7. Clear any DTCs that may be set. Perform the Diagnostic System Check to verify no current DTCs. Refer to Diagnostic System Check - Vehicle .
  8. Centering of the steering angle sensor is complete.