GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you review the audible warnings circuit operation and perform the necessary inspections?

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Go to Step 2

Go to Symptoms - Instrument Panel, Gages and Console

2

  1. With the LF door open, place the headlight switch in the PARK position.
  2. Observe the instrument panel lights, chime and dome lamp operations.
  3. Turn off the lights.

Did the lights and chime operate normally?

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Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3

Actuate the dome lamp.

Did the dome lamp operate normally?

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Go to Step 4

Go to Lighting Systems

4

Test the door open signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

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Go to Step 8

Go to Step 5

5

Test the instrument cluster lights.

Did the instrument cluster lights operate normally?

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Go to Step 7

Go to Step 6

6

Test the lights on signal circuit for an open. Refer to Flat Wire Repairs in Wiring Systems.

Did you find and correct the condition?

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Go to Step 8

Go to Step 7

7

Replace the multifunction alarm. Refer to Multifunction Alarm Module Replacement .

Did you complete the replacement?

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Go to Step 8

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8

Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 3