GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Audible Warnings Schematics

1

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle in Vehicle DTC Information

2

  1. Turn ON the ignition.
  2. Buckle the driver seat belt.

Is the fasten seat belt indicator inoperative?

Go to Seat Belt Indicator Circuit Malfunction in Seat Belts

Go to Step 3

3

Turn the headlamps ON.

Are the headlamps ON?

Go to Step 4

Go to Interior Lighting Systems Description and Operation in Lighting Systems

4

Open the driver door.

Does the driver information center (DIC) display DOOR AJAR?

Go to Step 5

Go to Door Ajar Indicator Description and Operation in Doors

5

Replace the body control module (BCM). Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 6

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6

Replace the instrument panel cluster (IPC). Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 7

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7

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2