GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Bonneville 🢒 Body and Accessories 🢒 Instrument Panel, Gauges, and Console 🢒 Fasten Safety Belt Chime Always On

Step

Action

Value(s)

Yes

No

1

Was the Audible Warnings System Check performed?

--

Go to Step 2

Go to Audible Warnings System Check

2
  1. Unbuckle the left front safety belt.
  2. Turn the ignition to the ON position.

Do both of the following actions occur?

    • The fasten belts indicator turns ON for approximately 70 seconds.
    • The chime sounds for approximately 6 seconds.

--

Go to Step 4

Go to Step 3

3
  1. Leave the left front safety belt unbuckled.
  2. Leave the ignition in the ON position.

Does only the chime sound?

--

Go to Fasten Safety Belt Indicator/Chime Inoperative

Go to Step 5

4
  1. Turn the ignition switch to the OFF position.
  2. Buckle the left front safety belt.
  3. Turn the ignition to the ON position.

Do both of the following actions occur?

    • The fasten belts indicator turns ON.
    • The chime sounds.

--

Go to Step 8

Go to Audible Warnings System Check

5
  1. Leave the left front safety belt unbuckled.
  2. Leave the ignition in the ON position.

Does only the indicator turn ON?

--

Go to Step 6

Go to Step 7

6

Inspect the body control module (MALL) connector C2 for proper contact.

Is the contact OK?

--

Go to Step 9

--

7
  1. Disconnect the mall module connector C2.
  2. Measure the resistance from connector C2 terminal D1 (harness side) to ground.

Does the resistance measure less than the specified value?

5 ohms

Go to Step 9

Go to Step 10

8
  1. Disconnect the MALL module connector C2.
  2. Measure the resistance from terminal D1 (harness side) to ground.

Does the resistance measure less than the specified value?

5 ohms

Go to Step 11

Go to Step 9

9

Replace the MALL module. Refer to Multifunction Alarm, Lock and Lighting Module Replacement in Instrument Panel, Gauges and Console.

Is the replacement complete?

--

Go to Audible Warnings System Check

--

10

Inspect CKT 238 (BLK/WHT) for an open.

Is the wiring OK?

--

Go to Step 16

Go to Step 15

11

Inspect CKT 238 (BLK/WHT) for a short to ground.

Is the wiring OK?

--

Go to Step 13

Go to Step 14

12

Inspect the safety belt switch for correct operation. Terminal A and terminal B should maintain continuity with the belt unbuckled.

Does the switch operate properly?

--

Go to Audible Warnings System Check

--

13

Inspect the safety belt switch for correct operation. Terminal A and terminal B should have no continuity with the belt buckled.

Does the safety belt switch operate properly?

--

Go to Audible Warnings System Check

--

14

Repair the short to ground in CKT 238 (BLK/WHT). Refer to Repairing Damaged Wire Insulation in Wiring Systems.

Is the repair complete?

--

Go to Step 13

--

15

Repair the open in CKT 238 (BLK/WHT). Refer to Repairing Damaged Wire Insulation in Wiring Systems.

Is the repair complete?

--

Go to Audible Warnings System Check

--

16

Inspect CKT 1250 (BLK) at the seatbelt switch for an open.

Is the wiring OK?

--

Go to Step 12

Go to Step 17

17

Repair the open in CKT 1250 (BLK). Refer to Repairing Damaged Wire Insulation in Wiring Systems.

Is the repair complete?

--

Go to Audible Warnings System Check

--