GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Audible Warnings Schematics

1

Did you perform the Audible Warning Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

  1. Turn ON the ignition.
  2. Buckle the driver's 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 Low and High Beams Headlamps Inoperative in Lighting Systems

4

Open the driver's door.

Does the DIC display DOOR AJAR?

Go to Step 5

Go to Door Ajar Indicator Inoperative in Doors

5

Important: Program the replacement BCM.

Replace the BCM. Refer to Body Control Module Replacement in Body Control System.

Did you complete the replacement?

Go to Step 6

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6

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2