Silverado 1500 4WD V8-6.2L (2010)
Service (See: Fuel Delivery and Air Induction/Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service).
5. Disengage the retainer securing the EVAP canister purge solenoid to the fuel rail.
6. Remove the EVAP canister purge solenoid.
Installation Procedure
1. Install the EVAP canister purge solenoid.
2. Install the EVAP canister purge solenoid to the fuel rail and engage the retainer.