GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Cruise Control Schematics

1

Did you perform A Diagnostic System Check - Cruise Control?

Go to Step 2

Go to Diagnostic System Check - Cruise Control

2

  1. Turn the ignition ON, with the engine OFF.
  2. Install a scan tool.
  3. With the scan tool, perform the displays test.

Does the cruise control indicator illuminate?

Go to Cruise Control Inoperative/Malfunctioning

Go to Step 3

3

Replace the Instrument Panel Cluster. Refer to Instrument Cluster Replacement in Instrument Panel , Gages, and Console.

Did you complete the replacement?

Go to Step 4

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4

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2