GMC SIERRA

Idle Oscillates From Slow To Fast And If The Throttle Is Opened A Bit It Speeds For About 30 Seconds, Then Backfires Through The Tbi And...

I'm Performing My Own Evap Test. I Plugged The Smoke Into The Brake Booster Hose And Blew In It And Smoke Came Out My Air-box On The...

Sometimes, Mostly In The Morning, I Start My Truck Up And The Dashboard Lights Don't Come On. The Truck Drives Like Normal Just No...

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...

Following An Issue Of A Clogged Muffler, And Then Cutting The Muffler Off, I Performed A Dry Compression Test. I Found Out I Have No...

While On My A/c Control It Shows That It Is On And It Starts Blowing Cold Air Again After A While, And It Is A Constant On And Off. Keep In...

Hello! This Question Is In Regard To A 2006 Gmc Sierra 2500hd (8.1l Gas Engine) With 197,000 Miles On It. It Had Around 60,000 Or 70,000...

Okay, Looking To Rebuild My Transfer Case As It Broke Inside. I Am Looking To Buy A Transfer Case Rebuild Kit, But Need To Try To Find Out...

The Truck Listed Above Is A 1500, Every Morning I Go Out To Start My Truck And It Will Crank But Not Start. I Have No Codes. The Security...

Truck Was Making Squealing Noises Backing Out Of The Driveway This Morning. Time I Arrived At Work The Noise Was Horribly Worse. Started...