Evaporative Emission Control Canister: Service and Repair

Evaporative Emission Canister Replacement

Removal Procedure




1. Remove the fuel tank. Refer to Fuel Tank Replacement (Removal and Replacement).
2. Disconnect the evaporative emission (EVAP) line (3) from the canister. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).




3. Reposition the EVAP canister hose clamp.
4. Remove the EVAP canister hose.




5. Disconnect the canister EVAP line from the fuel sender. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).
6. Squeeze the small retainer in front of the canister in order to disengage the canister.
7. Remove the EVAP canister.

Installation Procedure

Caution:
* Do not attempt to straighten kinked nylon pipes. Replace any kinked nylon pipes in order to prevent damage to the vehicle.
* Do not attempt to repair sections of nylon pipes. Replace damaged nylon pipes.
* Replace the vapor pipes with original equipment or parts that meet GM specifications.
* Replace the vapor hoses with original equipment or parts meeting GM specifications. Use only reinforced fuel-resistant hose identified with the word Fluoroelastomer or GM 6163M on the hose.




1. Install the EVAP canister.
2. Squeeze the small retainer in front of the canister in order to engage the canister.
3. Connect the canister EVAP line to the fuel sender. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).




4. Install the EVAP canister hose.
5. Position the EVAP canister hose clamp.




6. Connect the EVAP line (3) to the canister. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).
7. Install the fuel tank. Refer to Fuel Tank Replacement (Removal and Replacement).