GM Service Manual Online
For 1990-2009 cars only

Power Brake Booster Vacuum Sensor Replacement 5.3L Only

Removal Procedure


    Object Number: 1488348  Size: SH
  1. Disconnect the electrical connector from the brake booster vacuum sensor.
  2. Remove the brake booster vacuum sensor (1) from the vacuum brake booster.
  3. Remove the brake booster vacuum sensor grommet (2) from the vacuum brake booster.

Installation Procedure


    Object Number: 1488348  Size: SH
  1. Install the brake booster vacuum sensor grommet (2) to the vacuum brake booster.
  2. Install the brake booster vacuum sensor (1) to the vacuum brake booster.
  3. Connect the electrical connector to the brake booster vacuum sensor.