GMC SIERRA DRIVETRAIN

2002 Gmc Sierra 1500 4x4 Mileage: 48,000. When Driving Long Trips (one Hundred Plus Miles) The Transmission Begins Slipping, And Gradually...

Do I Need To Flush My Trans Or Is Just Oil And Filter Change Ok

Replaced 2 Solenoids Still Shifting Erratically And Randomly Never When Taken To Repair Shop What Other Sensor Could Cause This? Help?

I Recently Bought The Truck Above And Noticed A Problem When I Test Drove It. At Idle The Truck Runs Beautiful And When You Put It In Drive...

I Have An 03 Sierra 4x4. When I Engage The Auto Four Switch I Notice A Slight Drag And A Little Worse When Locked In Four Wheel Drive....

I'm Wondering How Hard It Is To Change The Seals Out Of My Leaky Gmc Differential. Also Wondering If There Is Somewhere I Can Find...

Hi Folks, Great Website, My Problem Is : I Need To Lknow Where The Vss Signal Buffer Is. According To The Book It Supposed To Be At...

My Transmission Cooler Cracked And Has Been Leaking A Couple Weeks Now. I Have Found Temporary Fix Solutions By Using Aluminum Epoxy And Jb...

Rear End Locking Up

When I Put My Truck In 4wd Auto, 4wd Hi Or 4wd Lo, It Makes A Whining Sound And Sometimes Sound Like It Is Grinding Traveling And It Will...