GM Service Manual Online
For 1990-2009 cars only

Tools Required

SA9805E Fuel Line Seperator

Removal Procedure

The EVAP canister is located in a molded cavity on the top of fuel tank.


    Object Number: 892372  Size: SH
  1. Remove fuel tank from vehicle. (Refer to "Fuel Tank Removal" procedure in this section.)
  2. Disconnect fuel tank vapor inlet hose fitting from canister.
  3. Disconnect vent tube.
  4. Disconnect fuel vapor/canister purge fitting from canister using special tool SA9805E .
  5. Remove retaining strap.
  6. Remove canister from fuel tank.

Installation Procedure


    Object Number: 891525  Size: SH
  1. Place EVAP canister (1) in the pocket on top of fuel tank. Make sure that canister vent hose is positioned towards middle of fuel tank.
  2. Important: If a replacement canister is being installed, make sure that vent hose is installed on canister prior to installation on fuel tank. Orient molded vent hose on canister so that when it is installed it is pointed toward fuel tank inlet.

  3. Install the canister and its retaining strap.
  4. Important: Install the retainer for the purge fitting quick connect into the female portion of the connector. Care must be taken to ensure that the locking tab is centered in the window of the female connector.

  5. Install purge line fitting to purge port on canister.
  6. Install vapor line (2) fitting to tank port on canister.
  7. Install vent tube (3).
  8. Install fuel tank. (Refer to "Fuel Tank Installation" procedure in this section of the service manual.)