GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 888420  Size: SH
  1. Disconnect the blower motor resistor electrical connector (1).
  2. Remove the blower motor resistor mounting screws.
  3. Remove the blower motor resistor (2).

Installation Procedure


    Object Number: 888420  Size: SH
  1. Install the blower motor resistor (2).
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the blower motor resistor mounting screws. Tighten the screws to 1.9 N·m (17 lb in).
  4. Connect the blower motor resistor electrical connector (1).