For 1990-2009 cars

## Lumbar Support System Check Oldsmobile w/AL2

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

1. Sit in the left seat.
2. Briefly hold the left lumbar switch in the INFLATE position.

1. You can hear the seat air pump running.
2. The left seat lumbar support inflates.

Lumbar Support Inoperative

2 | Briefly hold the left lumbar switch in the DEFLATE position. | The left seat lumbar support deflates. | Lumbar Support Does Not Deflate
3 |

1. Sit in the right seat.
2. Briefly hold the right lumbar switch in the INFLATE position.

1. You can hear the seat air pump running.
2. The right lumbar support inflates.

Lumbar Support Inoperative

4 | Briefly hold the right lumbar switch in the DEFLATE position. | The right lumbar support deflates. | Lumbar Support Does Not Deflate
* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.

## Lumbar Support System Check Pontiac w/AL7

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

1. Place the seat select switch in the LH position.
2. Briefly hold each of the following lumbar switches in the INFLATE position:

• | UPPER

• | MIDDLE

• | LOWER

• | SIDE BOLSTER

1. You can hear the seat air pump running.
2. The appropriate section of the LH lumbar support inflates.

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Inflate

• | Lumbar Support/Bolster Inoperative

2 | Briefly hold each of the following lumbar switches in the DEFLATE position:

• | UPPER

• | MIDDLE

• | LOWER

• | SIDE BOLSTER

1. You can hear the seat air pump running.
2. The appropriate section of the left lumbar support deflates.

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Deflate

3 |

1. Place the seat select switch in the RH position.
2. Briefly hold each of the following lumbar switches in the INFLATE position:

• | UPPER

• | MIDDLE

• | LOWER

• | SIDE BOLSTER

1. You can hear the seat air pump running.
2. The appropriate section of the right lumbar support deflates.

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Inflate

• | Lumbar Support/Bolster Inoperative

4 | Briefly hold each of the following lumbar switches in the DEFLATE position:

• | UPPER

• | MIDDLE

• | LOWER

• | SIDE BOLSTER

1. You can hear the seat air pump running.
2. The appropriate section of the left lumbar support deflates.

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Deflate

• | Lumbar Support/Bolster Inoperative

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