Fasten Safety Belt Chime Always On. GMC Truck GMC P42 Commercial Chassis 1999

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC P42 Commercial Chassis 🢒 Body and Accessories 🢒 Instrument Panel, Gauges, and Console 🢒 Fasten Safety Belt Chime Always On

Step	Action	Value(s)	Yes	No
1	Using a J 39200 DMM, backprobe the seat belt/lamps alarm module connector from cavity A2 to ground. Refer to Audible Warnings Component Views . Measure the voltage. Is the voltage greater than the specified value?	10 V	Go to Step 2	Go to Step 3
2	Repair the short to voltage in CKT 250 (BLK) between the seat belt/lamps alarm module connector and ground G200. Is the repair complete?	--	System OK	--
3	Replace the seat belt/lamps alarm module. Is the repair complete?	--	System OK	--

Step

Action

Value(s)

Yes

Using a J 39200 DMM, backprobe the seat belt/lamps alarm module connector from cavity A2 to ground. Refer to Audible Warnings Component Views .
Measure the voltage.

Is the voltage greater than the specified value?

10 V

Repair the short to voltage in CKT 250 (BLK) between the seat belt/lamps alarm module connector and ground G200.

Is the repair complete?

System OK

Replace the seat belt/lamps alarm module.

Is the repair complete?

System OK