PREACH ... 9/10/2012
2007 Dodge Grand Caravan SXT 6 Cyl 3.8L
p0420 whats the cure?
changed downstream 02 sensor and added seafoam to gas for possible stuck injector light still on ????? help please
P0420 is a catalytic converter code. Have you tried resetting the code? The most common cause is the converter itself.