P CODES (POWERTRAIN) P0400 - P0499 P0449

Engine Performance Problem 2000 Pontiac Grand Prix 6 Cyl Front Wheel Drive Automatic 2000 Pontiac Gtp (3.8 Supercharged) Fault Codes...

My Trusted Mechanic Was Too Busy, So Against My Better Judgement I Had My Oil Changed At One Of Those Quickie Tire Places. My Car Listed...

I Have A 1999 Pontiac Grand Prix. The Check Engine Light Is On And The Code Is P0449. I Replaced The Vent Valve Solenoid Located In The...

Hello Everyone! The Check Engine Light Has Come On In My Car And The Diagnostic Code I Get Is P0449. "P0449 Evaporative Emission Control...

The Car, After Sitting For A Few Hours Will Start And Idle For About Ten Minutes Before It The Rpms Start Going Wild, It Then Drops To...

Engine Idling Rough Both Po 449 And Po 446 Code Are Coming Up On The Diagnostic Check And When I Open The Gas Tank There's A Lot Of...

Code Po449 Can't Seem To Get Rid Of This Code. Have Done And Replaced All Part's That Are The Proable Causes. Purge Valve....

I Am Getting A P0449 Code And Want To Know In Laymens Term What Could Be The Problem. The Code States That Is A Emmission Control Solonoid...

Vin #1gcds19e08813130633 Getting Trouble Code #'s Po449/449 Pending/455 Pending. The Dtc Giving Me Freeze Frame Info Is Po449 (evap....

Figured It Was An Emissions Thing, Like The Po440 That Keeps Appearing Yet Doesn't Affect My Mileage. But This P0449 Keeps Coming Back...