GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Remove the left rear quarter trim panels. Refer to Body Side Rear Trim Panel Replacement in Interior Trim.

  3. Object Number: 301708  Size: SH
  4. Disconnect the electrical connector from the resistor.
  5. Remove the retaining screws.
  6. Remove the resistor from the blower case.

Installation Procedure


    Object Number: 301708  Size: SH
  1. Install the resistor into the blower case.
  2. Install the retaining screws.
  3. Connect the electrical connector to the resistor.
  4. Install the left rear quarter trim panels. Refer to Body Side Rear Trim Panel Replacement in Interior Trim.
  5. Connect the negative battery cable.