GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Audible Warnings Diagnostic System Check performed?

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Go to Step 2

Go to Diagnostic System Check - Audible Warnings

2

  1. Remove the audio alarm module from the convenience center.
  2. Turn the ignition switch to the RUN position.
  3. Place the headlamps switch in the HEAD or PARK position.
  4. Adjust the dimmer switch to maximum brightness.
  5. Connect a J 39200 from cavity K4 of the convenience center to ground.

Is battery voltage present?

--

Go to Step 3

Go to Step 4

3

Connect a J 39200 from cavity J1 of the convenience center to ground.

Is battery voltage present?

--

Go to Step 5

Go to Step 6

4

Locate and repair the open in CKT 39 (PNK) between the convenience center and the IP fuse block. Refer to Wiring Repairs in wiring.

Is the repair complete?

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Go to Diagnostic System Check - Audible Warnings

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5

Replace the audio alarm module.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

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6

  1. Locate and repair the short to voltage in CKT 8 (GRY) between the IP fuse block and the convenience center. Refer to Wiring Repairs in wiring.
  2. If a short to voltage is not found, refer to Interior Lights Dimming Schematics in Lighting, in order to locate the open circuit.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

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