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.

• | You can hear the seat air pump running.

• | 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.

• | You can hear the seat air pump running.

• | 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

• | You can hear the seat air pump running.

• | 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

• | You can hear the seat air pump running.

• | The appropriate section of the left lumbar support deflates.

• | Lumbar Support Inoperative

• | Lumbar Support Does Not Deflate

• | Lumbar Support/Bolster Inoperative

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

• | You can hear the seat air pump running.

• | 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

• | You can hear the seat air pump running.

• | 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.