Yukon Denali 4WD V8-6.0L Hybrid (2011)
Evaporative Emissions Hose: Service and Repair
Evaporative Emission System Hose/Pipe Replacement
Evaporative Emission System Hose/Pipe Replacement
Removal Procedure
Important: Clean the evaporative emission (EVAP) line connections and surrounding areas prior to disconnecting the fittings in order to avoid
possible EVAP system contamination.
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle See: Maintenance/Vehicle Lifting/Service and Repair.
2. Disconnect the EVAP pipe quick connect fitting from the auxiliary EVAP canister. (Body shown removed for clarity). Refer to Plastic Collar
Quick Connect Fitting Service See: Fuel Delivery and Air Induction/Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting
Service.
3. Disconnect the EVAP pipe quick connect fitting from the EVAP canister. Refer to Plastic Collar Quick Connect Fitting Service See: Fuel
Delivery and Air Induction/Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service.
4. Remove the EVAP pipe clip (2) from the frame crossmember.
5. Remove the EVAP pipe clip (1) from the rear brake front pipes.
6. Remove the EVAP pipe (3) from the vehicle.
Installation Procedure
