GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Instrument Cluster

2

  1. Connect a scan tool to the data link connector (DLC).
  2. Close and open the passenger door.

Is the passenger door jamb switch input OFF when the passenger door is closed?

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Go to Step 6

Go to Step 3

3

Disconnect the right door jamb switch.

Is the message still displayed?

--

Go to Step 5

Go to Step 4

4

Replace the RH front door lock actuator.

Did you complete the repair?

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Go to Diagnostic System Check - Instrument Cluster

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5

Repair the short in CKT 746 (BLK).

Did you complete the repair?

--

Go to Diagnostic System Check - Instrument Cluster

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6

Replace the instrument cluster. Refer to Instrument Cluster Replacement .

Did you complete the repair?

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Go to Diagnostic System Check - Instrument Cluster

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