P CODES (POWERTRAIN) P1400 - P1499 P1448 Questions

“trying” To Chase Down Code P0455 And P1448. Vent Valve Stuck Open/closed. After Smoke Testing, Found No Hose Leaks But Did Find Broken...

I Took My Pathfinder To The Dealership After The "service Engine Soon" Light Appeared And, As A Result Of Their Tests, Was Told I Needed To...

I Havn't Really Tried Nothing Because It Is Dark Right Now I Doubt Its Gas Cap Its Still Factory Cap.

I Was Wondering If Any1 New Where I Could Get The Evapm Canister Vent Control Valve Seloniode Cheaper Then $60 Or If Any1 Could Tell Me If...