GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

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: Perform the setup procedure for the steering column lock control module (SCLCM).

  1. Replace the SCLCM. Refer to Steering Column Lock Control Module Replacement .
  2. Perform the setup procedure for the SCLCM. Refer to Steering Column Lock Control Module Programming and Setup .

Did you complete the replacement?

System OK

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