GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 561137  Size: SH
  1. Remove the right rear wheelhouse panel. Refer to Rear Wheelhouse Panel Liner Replacement.
  2. Remove the evaporative emission (EVAP) canister access cover.
  3. Disconnect the fuel tank pressure sensor electrical connector.
  4. Remove the fuel tank pressure sensor by carefully prying the sensor out of the fuel tank with a screwdriver.

Installation Procedure


    Object Number: 561137  Size: SH
  1. Lubricate the fuel tank pressure sensor rubber grommet with clean engine oil in order to aid in installation.
  2. Install the fuel tank pressure sensor into the top of the fuel tank.
  3. Connect the fuel tank pressure sensor electrical connector.
  4. Install the EVAP canister access cover.
  5. Install the right rear wheelhouse panel. Refer to Rear Wheelhouse Panel Liner Replacement.