GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Inspect the front height adjustment. Go to Power Seat Does Not Tilt Forward .

Does the front height adjustment operate correctly?

--

Go to Step 2

Go to Step 3

2

Inspect the rear height adjustment. Go to Power Seat Does Not Tilt Rearward .

Does the rear height adjustment operate correctly?

--

Go to Step 3

Go to Step 4

3

  1. Check for a poor connection at the driver/passenger seat adjuster switch connector.
  2. Check for a poor connection at the seat adjuster motor assembly connectors.

Does a poor connection exist?

--

Go to Step 4

Go to Step 5

4

  1. Repair the poor connection at the driver/passenger seat adjuster switch connector, as needed.
  2. Repair the poor connection at the seat adjuster motor assembly connectors, as needed.

Has the repair been completed ?

--

Go to Step 6

--

5

Replace the driver/passenger seat adjuster switch. Go to Power Seat Switch Replacement

Has the repair been completed ?

--

Go to Step 6

--

6

Verify that the system operates properly .

Does the system operate properly ?

--

System OK

Go to Symptoms - Seats