GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Audible Warnings Schematics

1

Did you perform the Audible Warnings Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

  1. Place the key in the ignition.
  2. Open the driver door.

Does the chime sound?

Go to Step 3

Go to Step 4

3

Do the courtesy lamps illuminate when the driver's door is opened?

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

Go to Courtesy Lamps Inoperative in Lighting Systems

4

  1. Connect a scan tool.
  2. Turn the ignition ON, with the engine OFF.
  3. With the scan tool, command the chime ON.

Does the chime sound?

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

Go to Step 5

5

Important: Program the replacement BCM.

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

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