GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Caprice WM 🢒 Engine 🢒 Engine Controls and Fuel - 3.6L 🢒 Evaporative Emission Hoses/Pipes Replacement - Chassis/Canister

Removal Procedure
    • Do not attempt to repair sections of nylon pipes. Replace damaged nylon pipes.
    • Replace the vapour hoses/pipes with original equipment or parts that meet original specifications.

    Caution: Refer to Safety Glasses Caution in the Preface section.

    Caution: Refer to Vehicle Lifting Caution in the Preface section.

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the rear frame. Refer to Rear Frame Replacement .
  3. Remove the fuel tank. Refer to Fuel Tank Replacement .

    4. Object Number: 1949797 Size: SH
  4. Disconnect the canister purge pipe (1) from the canister.
  5. Remove the canister vent pipe (3) from the canister by twisting and pulling it away from the canister.
  6. Remove the canister to under body retaining bolts (2).
  7. Remove the evaporative emission canister from the vehicle.
  8. Remove the EVAP hose from the fuel tank.

Installation Procedure

    Object Number: 1949798 Size: SH
  1. Position the EVAP hose to the fuel tank.
  2. Install the chassis to canister EVAP hose to the following:
    3. • The body retainer (1)
    • The 3 retaining features (2) on the fuel tank
    • The retainer clip (3)
  3. Install the fuel tank. Refer to Fuel Tank Replacement .
  4. Install the rear frame. Refer to Rear Frame Replacement .
  5. Lower the vehicle.