GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)

1

  1. Place the transaxle out of PARK position.
  2. Turn the ignition key to the LOCK position.

Ignition key cannot be turned to the LOCK position with the transaxle out of the PARK position.

Steering Column Lock Malfunction.

2

  1. Place the transaxle into the PARK position.
  2. Turn the ignition key to the LOCK position.

Ignition key can be turned to the LOCK position with the transaxle range switch in the PARK position.

Steering Column Lock Malfunction.