How to test the EVAP vent solenoid ( 1999-2003 )?
How to test the EVAP vent solenoid ( 1999-2003 )? How To Test The EVAP Vent Solenoid (1999-2002 V8 Chevrolet Silverado, GMC Sierra). The canister purge solenoid is an emissions control component of the evaporative emissions (EVAP) system of your V8 equipped Chevrolet Silverado (GMC Sierra). What does the canister purge solenoid do on a Chevy Silverado? The canister purge solenoid is an emissions control component of the evaporative emissions (EVAP) system of your V8 equipped Chevrolet Silverado (GMC Sierra). The purpose of the EVAP system is to reduce the evaporative emissions pollution that is produced by the fuel vapors...