P CODES (POWERTRAIN) P0400 - P0499 P0442

My 1998 Chevy Lumina Got Multiple Error Code ( P0305, P0135, And P0442) After Repair A Horn From A Dealer. After Repair I Only Have Run...

I Recently Changed Two Clogged Injectors And It Got Rid Of My Multiple Misfire (p0300). I Also Changed The Catalytic Converter And The P0420...

I Have A Po442 Code, I Took My Car In And They Fixed A Proportion Valve. And It Still Keeps Coming On As A Code Po442. Any Help?

Hello There, So I Noticed Few Months Ago The Obd Drive Cycle Was Not Done It Said One Incomplete And I Noticed It Said Catalyst, But A...

Engine Performance Problem 1997 Chevy Truck 6 Cyl Automatic I Have Taken My Pickup (97 Chevy Pickup 1500) No One Can Seem To Find Out...

Po442 Where Do I Look To Fix This Problem?

My 2003 Dodge Caravan Has The Engine Light On. The Codes Are Po442, Po 455, Po 456. I Had The Fuel Filter Changed Yesterday And My Car...

01/11/2009 Dear Sir: Almost Every Two Weeks This Code P0442 Recurringly Showed Up. Even New Gas Cap Was Installed. What May Be The...

I Have A 2006 Explorer 4.0 I'm Getting A Cel P0442 Emission Evap. Did The Obvious And Changed The Gas Cap. Put On A Couple Hundred Miles...

What's The Estimated Cost Of Fixing This Issue? The Error Code Is P0442.