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

Operate the vehicle within cruise control operation parameters.

Does the cruise control operate properly?

Go to Step  3

Go to Cruise Control Inoperative/Malfunctioning

3

Observe the CRUISE lamp indicator in the instrument panel (IP).

Does the cruise lamp illuminate?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step  4

4

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

Did you complete the replacement?

Go to Step  5

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5

Operate the vehicle with in the conditions for cruise control operation.

Does the cruise control lamp operate properly?

System OK

Go to Step  2