GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you perform the Vehicle Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Vehicle in Vehicle DTC Information

2

  1. Turn OFF the ignition.
  2. Disconnect the steering column electronic lock.
  3. Turn ON the ignition

Is the Service Column Lock message displayed?

System OK

Go to Step 3

3

Important: Always perform the setup procedure for the SCLCM. Refer to Control Module Setup .

  1. Replace the steering column lock control module. Refer to Steering Column Lock Control Module Replacement .
  2. Perform the setup procedure for the steering column lock control module.

Did you complete the replacement?

System OK

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