Code P0449 on 2007 Chevrolet Trailblazer

EVAP vent solenoid was told there is one in the front by engine and one near the gas tank. Should I replace both or does one go out more often then the other?

1 answer
YOU SHOULD HAVE A MECH CK IT OUT IT COULD BE SENSORS,VAC HOSES OR WIRING ISSUES. SAVE TIME AND MONEY AND HAVE IT DONE THESE CAN BE SLIGHTLY TRICKY AT TIMES