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 operates front to rear and rear tilt but does not operate in front tilt.

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. Connect a fused jumper wire from the appropriate power seat adjuster switch connector cavity H for CKT 298 (DK BLU) RH, or, CKT 286 (DK GRN) LH to cavity C for CKT 150 (BLK).
  2. Connect a fused jumper wire from cavity G for CKT 297 (DK GRN) RH, or, CKT 287 (DK BLU) to cavity F CKT 540 (ORN).

Did the motor move?

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Go to Step 3

Go to Step 4

3

Replace the power seat adjuster switch.

Is the repair complete?

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Go to Power Seats System Check

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4

  1. Check for open(s) in CKT(s) 298 (DK BLU) and 297 (DK GRN) RH or 287 (DK BLU) and 286 (DK GRN) LH.
  2. Repair as necessary. Refer to Wiring Repairs in Wiring Systems.
  3. If no open(s) are found, replace the front tilt motor. Refer to Front Seat Adjuster Motor Replacement .

Is the repair complete?

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Go to Power Seats System Check

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