GMC Sierra P Codes (Powertrain) P0400 - P0499

My Check Engine Light Came On And I Brought It To Advance Auto Parts. They Gave Me The Code But Told Me They Couldn't Tell Me What It...

I Have The Truck Listed Above. It Started Sputtering, Hesitating, Not Shifting Right Like It Had Bad Gas. We Went To O Reilly's, And...

I Bought The Truck Listed Above Used And Within A Few Months The Check Engine Light Came On. I Pulled The Codes And They Were P0499 And...

Last Year I Replaced The Evaporative Emission Control Solenoid, And The Code Was Gone And Now It's Come Back. Can You Plese Send Me A...

My Check Engine Light Came On A Few Weeks Ago And It Would Not Come On Some Times Until I Drove For Awhile. Now It Stays On All The Time....

Hi My Partners Truck Came On This Morning With The "check Engine Light" , We Went To Pep Boys, The Guy Did Some Scan Thing And Gave...

I Have A 2001 Gmc Sierra 1500 And A P0453 Code. Someone Said To Replace The Fuel Tank Pressure Sensor Is This Right? And Is There An Easy...

I Used My Programmer To Get Code P0420 And So I Took It To A Midas To Have Them Take A Look. The Guy Told Me That I Needed To Replace My...

I Just Bought This Pickup And The Service Engine Soon Light Has Come On And These Codes Are The Ones I Pulled Out. Can Anyone Direct Me...