Removal Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
- Remove the fuel tank. Refer to Fuel Tank Replacement (TrailBlazer, Envoy, Bravada, Rainier) or Fuel Tank Replacement (TrailBlazer EXT, Envoy XL, Envoy XUV) in Engine Controls - 4.2L.
- Disconnect the evaporative emission (EVAP) vapor pipe (2) from the EVAP canister.
- Disconnect the EVAP vent pipe (1) from the EVAP canister.
- Disconnect the EVAP purge pipe from the EVAP canister. The purge pipe is the small pipe next to the vapor pipe (2).
- Remove the EVAP canister from the tabs of the canister bracket by inserting a flat head screwdriver into the center slots of the tabs as indicated in the illustration.
- Pry the canister away from the tabs as indicated in the illustration.
- Slide the canister away from the single tab side to disengage the EVAP canister from the bracket.
IMPORTANT:
Do not pry against the surface of the evaporative emissions canister. This could damage the canister.