GM Service Manual Online
For 1990-2009 cars only

Lumbar Switch Replacement Power

Removal Procedure


    Object Number: 276287  Size: SH
  1. Remove the screws attached to the side of the seat cushion.
  2. Pull the switch partially out from the seat cushion.
  3. Remove the switch from the switch bezel.
  4. Remove the switch wiring harness in-line connector.
  5. Remove the switch and the wiring harness from the side of the seat cushion.

Installation Procedure


    Object Number: 276287  Size: SH
  1. Route the switch wiring harness through the opening in the side of the seat cushion and through the opening in the seat frame.
  2. Install the switch wiring harness to the vehicle wiring harness.
  3. Install the switch wiring harness in-line connector.
  4. Install the switch in the switch bezel.
  5. Position the switch bezel in the seat cushion opening.

  6. Install the screws.

Lumbar Switch Replacement Manual

Removal Procedure


    Object Number: 276287  Size: SH
  1. Remove the seat from the vehicle. Refer to Split Bench Seat Replacement or Bench Seat Replacement .
  2. Pull the switch out from the opening in the side of the seat cushion.
  3. Remove the switch wiring harness in-line connector.
  4. Remove the switch and the wiring harnesses from the side of the seat cushion.

Installation Procedure


    Object Number: 276287  Size: SH
  1. Route the switch wiring harness through the opening in the side of the seat cushion.
  2. Install the switch wiring harness to the vehicle wiring harness.
  3. Position the switch in the seat cushion opening and install the screws.
  4. Install the seat assembly in the vehicle. Refer to Split Bench Seat Replacement or Bench Seat Replacement .

Lumbar Switch Replacement Power Split Bench

Removal Procedure


    Object Number: 276287  Size: SH
  1. Remove the screws attaching the switch to the side of the seat cushion.
  2. Pull the switch partially out of the seat cushion.
  3. Remove the switch from the switch bezel.
  4. Remove the switch wiring harness in-line connector.
  5. Remove the switch and the wiring harness from the side of the seat cushion.

Installation Procedure


    Object Number: 276287  Size: SH
  1. Route the switch wiring harness through the opening in the side of the seat cushion and through the opening in the seat frame.
  2. Install the switch wiring harness to the vehicle wiring harness.
  3. Install the switch wiring harness in-line connector.
  4. Install the switch into the switch bezel.
  5. Position the switch bezel into the seat cushion opening.
  6. Install the screws.

Lumbar Switch Replacement Manual Split Bench

Removal Procedure


    Object Number: 276287  Size: SH
  1. Remove the seat from the vehicle. Refer to Split Bench Seat Replacement or Bench Seat Replacement .
  2. Remove the screws that attach the switch to the side of the seat cushion.
  3. Pull the switch out from the opening in the side of the seat cushion.

  4. Remove the switch wiring harness in-line connector.
  5. Remove the following components from the side of the seat cushion:
  6. • The switch
    • The wiring harness

Installation Procedure


    Object Number: 276287  Size: SH
  1. Route the switch wiring harness through the opening in the side of the seat cushion.
  2. Install the switch wiring harness to the vehicle wiring harness.
  3. Position the switch in the seat cushion opening.
  4. Install the screws.
  5. Install the seat assembly into the vehicle. Refer to Split Bench Seat Replacement or Bench Seat Replacement .

Lumbar Switch Replacement Power Bench Seat

Removal Procedure


    Object Number: 276287  Size: SH
  1. Remove the screws attached to the side of the seat cushion.
  2. Pull the switch partially out from the seat cushion.
  3. Remove the switch from the switch bezel.
  4. Remove the switch wiring harness in-line connector.
  5. Remove the switch and the wiring harness from the side of the seat cushion.

Installation Procedure


    Object Number: 276287  Size: SH
  1. Route the switch wiring harness through the opening in the side of the seat cushion and through the opening in the seat frame.
  2. Install the switch wiring harness to the vehicle wiring harness.
  3. Install the switch wiring harness in-line connector.
  4. Install the switch in the switch bezel.
  5. Position the switch bezel in the seat cushion opening.
  6. Install the screws.