GM Service Manual Online
For 1990-2009 cars only

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

    â€¢  Loose Steering Wheel
    â€¢  Noise When Lifting the Column
    â€¢  Turn Signal Switch Does Not Stay in Turn Position
    â€¢  Turn Signal Switch Does Not Cancel
    â€¢  Turn Signal Switch Difficult to Operate
    â€¢  Turn Signal Does Not Indicate Lane Change
    â€¢  Turn Signal Lamp Inoperative
    â€¢  Turn Signal Lamps and/or Indicators Inoperative
    â€¢  Turn Signal Lamps Flash Very Slowly
    â€¢  Ignition Switch Electrical System Does Not Operate
    â€¢  Ignition Switch Does Not Turn
    â€¢  Lock System Does Not Unlock
    â€¢  Lock System Does Not Lock
    â€¢  Ignition Key Cannot Be Removed from the Ignition Lock Cylinder
    â€¢  Ignition Key Cannot Turn or Sticks in Any Position
    â€¢  Noise in Steering Column
    â€¢  High Steering Shaft Effort
    â€¢  Looseness in Steering Column