GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Audible Warnings System Check?

--

Go to Step 2

Go to Audible Warnings System Check

2

  1. Ensure the driver's seat belt is unbuckled.
  2. Disconnect the seat belt switch.
  3. Connect a J 39200 DMM between pigtail A and pigtail B of the seat belt switch.

Is continuity present?

--

Go to Step 4

Go to Step 3

3

Replace the seat belt switch.

Is the fasten safety belt chime operative?

--

Go to Audible Warnings System Check

Go to Step 4

4

  1. Disconnect the connector at the multi-function alarm module.
  2. Connect a J 39200 DMM between the multi-function alarm module connector, cavity A2, and the seat belt switch connector, cavity A, for CKT 238 (BLK/WHT).

Is continuity present?

--

Go to Step 5

Go to Step 6

5

Replace the multi-function alarm module. Refer to Multifunction Alarm Module Replacement .

Is the fasten safety belt chime operative?

--

Go to Audible Warnings System Check

--

6

Repair the open in CKT 238 (BLK/WHT) between the multi-function alarm module and the seat belt switch.

Is the fasten safety belt chime operative?

--

Go to Audible Warnings System Check

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