Sierra 3500 Denali 4WD V8-6.0L (2011)
3. Disconnect the EVAP rear pipe quick connect fittings from the rollover valve and the fuel tank module. 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 rear pipe from the fuel tank clips (1 and 2).
5. Disconnect the small EVAP rear pipe quick connect fittings from the rollover valve and the fuel tank module. 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).
Installation Procedure