GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: This diagnostic should only be used if the power seat is inoperative in all modes.

1

Has the Power Seats System Check been performed?

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Go to Step 2

Go to Power Seats System Check

2

  1. Disconnect the power seat adjuster switch.
  2. Connect a J 35616-200 test lamp from CKT 540 (ORN) at the power seat adjuster switch cavity F to ground.

Did the test lamp light?

--

Go to Step 3

Go to Step 4

3

Connect a J 35616-200 test lamp between CKT 150 (BLK) cavity C and CKT 540 (ORN) cavity F at the power seat adjuster.

Did the test lamp light?

--

Go to Step 5

Go to Step 6

4

Repair the open in CKT 540 (ORN) between the power seat adjuster switch and the IP fuse block. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Seats System Check

--

5

Replace the power seat adjuster switch. Refer to Power Seat Switch Replacement .

Is the repair complete?

--

Go to Power Seats System Check

--

6

Repair the open in CKT 150 (BLK) between the power seat adjuster switch and ground G202. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Seats System Check

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