GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1652166  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
  2. Disconnect the evaporative emission (EVAP) canister harness electrical connector (1) from the fuel tank pressure sensor.

  3. Object Number: 1742792  Size: SH
  4. Using a small flat bladed screwdriver, carefully lift and release the fuel tank pressure sensor from the EVAP canister.

Installation Procedure


    Object Number: 1742792  Size: SH
  1. Install the fuel tank pressure sensor to the EVAP canister. Ensure that the sensor grommet is fully seated to the canister.

  2. Object Number: 1652166  Size: SH
  3. Connect the EVAP canister harness electrical connector (1) to the fuel tank pressure sensor.
  4. Lower the vehicle.