GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 856534  Size: SH
  1. Remove the 2 retainers from the powertrain control module (PCM) close out panel (1) below the instrument panel (I/P) compartment door.
  2. Swing the PCM close out panel (1) down.

  3. Object Number: 834062  Size: SH
  4. Open the I/P compartment.
  5. Push in on both sides of the I/P compartment in order to release the safety catches.
  6. Remove the I/P compartment door assembly from the I/P.

  7. Object Number: 834064  Size: SH
  8. Remove the 2 PCM bracket fasteners.

  9. Object Number: 856535  Size: SH
  10. Pull the PCM (2) with brackets (3) toward you and swing both down away from under the I/P.
  11. Disconnect the blower motor electrical connector.
  12. Remove the blower motor cooling tube.

  13. Object Number: 835120  Size: SH
  14. Remove the 3 bolts (2) and the blower motor and fan (1) from the vehicle.

Installation Procedure


    Object Number: 835120  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the blower motor and fan (1) to the vehicle. Secure with the 3 bolts (2).
  2. Tighten
    Tighten the bolts (2) to 10 N·m (89 lb in)

  3. Install the blower motor cooling tube.
  4. Connect the blower motor electrical connector.
  5. Swing the PCM (2) with bracket (3) up in position under the I/P.

  6. Object Number: 834064  Size: SH
  7. Secure the PCM to the I/P with the 2 fasteners.
  8. Tighten
    Tighten the 2 fasteners to 9 N·m (80 lb in).


    Object Number: 834062  Size: SH
  9. Install the I/P compartment door into the I/P.

  10. Object Number: 856534  Size: SH
  11. Swing the close out panel (1) up under the PCM.
  12. Secure the close out panel (1) to the PCM with the 2 retainers.