GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Refer to Brake Fluid Irritant Caution in the Preface section.

Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in the Preface section.


    Object Number: 424556  Size: SH
  1. Remove the air cleaner intake duct.

  2. Object Number: 820890  Size: SH
  3. Disconnect the electrical connector from the fluid level sensor.

  4. Object Number: 820889  Size: SH
  5. Using a pair of needle nose pliers, compress the locking tabs on the fluid level sensor

  6. Object Number: 796390  Size: SH
  7. Remove the brake fluid level sensor from the reservoir.

Installation Procedure


    Object Number: 796390  Size: SH

    Important: A snap should be felt or heard when installing the brake fluid level sensor into the reservoir,

  1. Install the brake fluid level sensor in the reservoir.

  2. Object Number: 820890  Size: SH
  3. Install the electrical connector to the switch.

  4. Object Number: 424556  Size: SH
  5. Install the air intake duct.