For 1990-2009 cars

## Fog Lights System Check Oldsmobile

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---
1 |

1. Turn the ignition switch to the OFF position.
2. Place the headlamp switch in the OFF position.
3. Place the fog lamp switch in the OFF position.

All of the exterior lights, including the fog lights, are off.

Fog Lamps Always On

2 |

1. Place the headlamp switch in the ON position.
2. Place the fog lamp switch in the ON position.

1. All of the park lights turn on.
2. Both of the fog lights turn on.
3. The fog lamp on indicator lights.

• | Fog Lamps Inoperative - All

• | Fog Lamp Indicator Inoperative

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.