GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

Tools Required

    • J 39200 DMM
    • J 35616-200 Test Light

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. Turn the ignition switch to the RUN position.
  2. Remove the audio alarm module.
  3. Connect a test lamp from cavity K4 of the convenience center to ground.

Did the test lamp light?

--

Go to Step 3

Go to Step 4

3

  1. Unfasten the left front seat belt.
  2. Connect a test lamp from cavity K1 of the convenience center to B+.

Did the test lamp light?

--

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?

--

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

--

6

  1. Disconnect connector C211 of the seat belt switch.
  2. Connect a test lamp between cavity A of the seat belt switch connector C211 and B+.

Did the test lamp light?

--

Go to Step 7

Go to Step 8

7

  1. Connect a jumper wire between cavity A and cavity B of seat belt switch connector C211, harness side.
  2. Connect a test lamp between cavity K1 of the audio alarm module cavity to B+.

Did the test lamp light?

--

Go to Step 9

Go to Step 10

8

Locate and repair the open in CKT 150 (BLK) between the seat belt switch connector and ground. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

9

Replace the left front seat belt switch. Refer to

    •  Front Seat Belt Replacement in Restraints.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

--

10

Locate and repair the open in CKT 238 (BLK/WHT) between the seat belt switch and the audio alarm module. Refer to Wiring Repairs in wiring.

Is the repair complete?

--

Go to Diagnostic System Check - Audible Warnings

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