Oct 10, 2018 #1 D Dan Coppo Junior Member Joined Oct 10, 2018 Posts 1 Reaction score 0 Location Connecticut 07 Cobalt P2431 code already replaced the entire check valve assembly near firewall check engine light came back on, what now ? Thank you for any suggestions.
07 Cobalt P2431 code already replaced the entire check valve assembly near firewall check engine light came back on, what now ? Thank you for any suggestions.