GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

Move the LH seat rear vertical switch in the UP and DOWN positions.

The rear of the LH seat moves up and down.

Power Seat Does Not Tilt Rearward

2

Move the LH seat front vertical switch in the UP and DOWN positions.

The front of the LH seat moves up and down.

Power Seat Does Not Tilt Forward

3

Move the LH seat entire seat switch in the FORWARD and BACK positions.

The entire LH seat moves forward and back.

Power Seat Does Not Move Forward/Rearward

4

Move the LH seat recline switch in the FORWARD and BACK positions.

The LH seat back moves forward and back.

Power Seat Does Not Recline

5

Move the LH seat headrest switch in the UP and DOWN positions.

The LH headrest moves up and down.

    •  Power Seat Inoperative

6

Move the RH seat rear vertical switch in the UP and DOWN positions.

The rear of the RH seat moves up and down.

Power Seat Does Not Tilt Rearward

7

Move the RH seat front vertical switch in the UP and DOWN positions.

The front of the RH seat moves up and down.

Power Seat Does Not Tilt Forward

8

Move the RH seat entire seat switch in the FORWARD and BACK positions.

The entire RH seat moves forward and back.

Power Seat Does Not Move Forward/Rearward

9

Move the RH seat recline switch in the FORWARD and BACK positions.

The RH seat back moves forward and back.

Power Seat Does Not Recline

10

Move the RH seat headrest switch in the UP and DOWN positions.

The RH headrest moves up and down.

    •  Power Seat Inoperative

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