GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Instrument Cluster Schematics

1

Did you review the Instrument Panel, Gages and Console Description and Operation and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Instrument Panel, Gages and Console

2

Verify that the chime is always on.

Does the system operate normally?

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

Go to Step 3

3

Test the BLU/BLK wire for an open condition.

Is an open condition present?

Go to Step 4

Go to Step 5

4

Repair the wire. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

Go to Step 10

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5

Remove the door jamb switch connector.

Does the audible warning remain ON?

Go to Step 7

Go to Step 6

6

Replace the LH front door jamb switch. Refer to Front Side Door Jamb Switch Replacement in Lighting Systems.

Is the repair completed?

Go to Step 10

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7

  1. Reconnect the LH front door jamb switch connector.
  2. Disconnect the ignition key alarm switch.

Does the alarm stop sounding?

Go to Step 8

Go to Step 9

8

Replace the ignition switch. Refer to Ignition Switch Replacement - On Vehicle in Steering Wheel and Column-Standard.

Is the repair complete?

Go to Step 10

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9

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

Is the repair complete?

Go to Step 10

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10

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3