P CODES (POWERTRAIN) P1600 - P1699

I Got A Check Engine Light On, Gm Code P1639 Five Volts Fer, Circuit 2. The Dealer Changed The Ac Pressure Sensor. The Light Came Back On...

When First Crank Car Up It Idles Too High. Going Down Road Pushing The Accelerator It Bogs Down And Pops And Don't Won't To Go But...

Check Engine Light Is On. Code Comes Up P1640 Which Gives Me 3 Possibilities. The Torque Converter Locks Up Ok, So That Eliminates One....

Hi All! I Just Joined This Awesome Forum! I Need Some Help, Please! I Own A Mint 1996 Lumina Apc Minivan With The 3.4 L V-6 Motor. It Has...

Electrical Problem 1998 Chevy Silverado V8 Four Wheel Drive Automatic How To Fix Code P1631 Theft System Password Incorrect

I Bouht The Car 3 Days Ago, And Filled It Up With 87 Gas Last Night (full Tank) After That When I Started The Car The Engine Check Light...

I Keep Having A Intermittent Code Of P1682. I Have Replaced My Ignition Switch, Coils And Plugs. What Else Could Be The Problem And How Do...

I Just Bought This Car. I Pulled Off After We Put The Tension Belt On And We Didn't Tighten The Belt Enough And It Would Go Over 5 Mph...

Please Tell Me How To Kill That Code? P1633 So I Can Have Smog Inspection For My Car.I Aready Pay $15.00 By Pay Pal, Why I Have To Pay Again

My Van Is Current Experiencing A P1684 Code, Causing The Van To Stick In 2nd Gear. I Can Clear The Problem By Simply Re-starting The Van...