GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster System Check?

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Go to Step 2

Go to Instrument Cluster System Check

2

  1. Remove the audio alarm module from the convenience center.
  2. Connect a fused jumper from terminal K3 of the audio alarm module to B+.

Did the fasten safety belt indicator lamp light?

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Go to Step 3

Go to Step 4

3

Replace the audio alarm module.

Is the repair complete?

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Go to Instrument Cluster System Check

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4

  1. Remove the instrument cluster.
  2. Connect a fused jumper from cavity K3 of the convenience center to ground.
  3. Connect a test lamp from cavity 30 of the instrument cluster connector to ground.

Did the test lamp light?

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Go to Step 5

Go to Step 6

5

Locate and repair the open in CKT 234 (YEL) between the convenience center and the instrument cluster. Refer to Wiring Repairs in wiring.

Is the repair complete?

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Go to Instrument Cluster System Check

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6

Connect a test lamp from the instrument cluster connector to B+.

Does the test lamp light?

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Go to Step 8

Go to Step 7

7

Locate and repair open in CKT 451 (BLK/WHT) between the instrument cluster connector and G103 or G104. Refer to Wiring Repairs in wiring.

Is the repair complete?

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Go to Instrument Cluster System Check

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8

  1. Inspect instrument cluster printed circuity board for damage.
  2. Repair or replace the instrument cluster. Refer to Instrument Cluster Replacement .

Is the repair complete?

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Go to Instrument Cluster System Check

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