GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Instrument Cluster Schematics in Instrument Panel, Gages, and Console

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle in Vehicle DTC Information

2

Use the vehicle key fob to unlock the door. Refer to Keyless Entry System Description and Operation in Keyless Entry.

Does the vehicle key fob operate properly?

Go to Step 3

Go to Symptoms - Keyless Entry in Keyless Entry

3

Is the vehicle equipped with a navigation system?

Go to Step 5

Go to Step 4

4

Select Driver 1 or Driver 2 from the radio. Refer to Radio/Audio System Description and Operation in Entertainment.

Does the radio personalization feature operate properly?

Go to Step 7

Go to Symptoms - Entertainment in Entertainment

5

Select Driver 1 or Driver 2 from the navigation system. Refer to Navigation System Description and Operation in Navigation Systems.

Does the navigation system personalization feature operate properly?

Go to Step 6

Go to Symptoms - Navigation Systems in Navigation Systems

6

Activate the voice recognition of the Navigation System. Refer to Navigation System Description and Operation in Navigation Systems.

Does the voice recognition of the Navigation System operate properly?

Go to Step 7

Go to Symptoms - Navigation Systems in Navigation Systems

7

Are multiple personalization features of the vehicle inoperative?

Go to Step 8

Go to the subsection with the single personalization feature that is inoperative

8

Replace the remote control door lock receiver (RCDLR). Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you find and correct the condition?

Go to Step 9

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9

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2