P2421 Chevrolet Evaporative Emission (EVAP) System Vent Valve Stuck Open

P2421 Chevrolet Evaporative Emission (EVAP) System Vent Valve Stuck Open

OBD Code:
System:
Subsystem: 		 P2421 Chevrolet – (ASE)
 Powertrain
 Auxiliary Emission Controls

Trouble Code Description: Evaporative Emission (EVAP) System Vent Valve Stuck Open


Location:
Analysis:

Possible Causes:
 
 Stuck Open

 

Tech description: