P CODES (POWERTRAIN) P0400 - P0499 P0440 Questions

Hello. I Checked The Codes On The Car Yesterday Just To See If Anything New Popped Up. It's Had A Couple That I've Been Trying To...

My Engine Light Came On And This Is The Code It Gave Me. Everything I Have Seen Is It Doesn't Have To Be Fixed Right Away. I Live In...

Hi My Vehicle Has The P0440 Code And No Other Codes. I Have Changed Already Gas Cap, Filler Neck, Both Solenoids And Charcoal Canister Also...

Check Engine Light. The Scanner Says Code P0440. Don't Know Where Its Located-on The Engine. Could A Vacuum Line To It Be A Problem? Any...

Emissions. I Have Po440 And Po 446 Codes.

My Check Engine Light Was On For A Couple Months Reading Code P0440, I Figured It Was Clogged Catalytic Converter And Assumed I Was Going To...

The Car Starts Up Fine Will Idle Fine, But When I Go To Drive It Starts Cutting Out And Stalling. Got Two Error Codes P0440 And P0442. Has...

Check Engine Light Is On. Car Has Cap Less Gas Tank And Dealer Wanted To Charge A Lot To Replace The Whole Cap Less Gas System. Any Way To...

The Check Engine Light Turned On. Went To Autozone To Get The Printout To Find Out What It Was, And It Come Up Evaporative Emission System...

I Have A P0440 Code On Saturn Vue 2008. I Got A Smoke Test Done & No Leak Was Found. I Also Noticed Some Rattling In The Front Of Car A I&#...