GM Service Manual Online
For 1990-2009 cars only

Headlamps Inoperative - Right High Beam Filament

Step

Action

Value(s)

Yes

No

1

Backprobe the right headlamp with a test lamp from terminal A to B+.

Did the test lamp light?

--

Go to Step 2

Go to Step 3

2

Replace the right headlamp.

Is the repair complete?

--

System OK

--

3

Repair the open in the CKT 696 (BLK/WHT) between the right headlamp and S317.

Is the repair complete?

--

System OK

--

Headlamps Inoperative - Right High Beam Headlamp

Step

Action

Value(s)

Yes

No

1

Backprobe the right HI beam headlamp with a test lamp from terminal C to ground.

Did the test lamp light?

--

Go to Step 2

Go to Step 3

2

Backprobe the right HI beam headlamp from terminal B to B+.

Did the test lamp light?

--

Go to Step 4

Go to Step 5

3

Repair the open in CKT 694 (RED/WHT) between S230 and the right HI beam headlamp.

Is the repair complete?

--

System OK

--

4

Replace the right HI beam headlamp.

Is the repair complete?

--

System OK

--

5

Repair the open in the CKT 698 (BLK/WHT) between the right HI beam headlamp and S317.

Is the repair complete?

--

System OK

--