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Problems/Service/RepairsIf you have a problem with your HHR, want a tip on repairing or performing a particular service to you HHR here is the place to post!
hey chevy mgr how do they fix po449 trouble code new part? what is wrong to make this come on should i drive it?please explain is it a costly fix thank you
PO449 is the Evaporative Emission System Vent Valve/Solenoid Circuit. The warranty on the Emission systems in GM vehicles is pretty comprehensive. Take the vehicle to the dealer.