GMC TRANSMISSION

I Took A Th400 Out Put Th350 In Reverse Works Well Forward Gears Don't Work.I Can Jack Back Wheels Off Ground Wheels Spin In Forward...

I Was Backing Up A Hill In A Driveway When There Was A Very Loud Pop & Clunk That Shook The Vehicle. It Immediately Stop Pulling And Had A...

When I Put My Truck In Drive Are. Reverse It Jerks Hard. When I Driving Down The Road It Jerks A Tiny Bit 2. Do I Need A New Tranny Are Can...

Over The Last Month Or So I've Noticed My Transmission Starting To Be A Little Delayed In Shifting From 1st To 2nd. Yesterday The Truck...

If My Manual Shift Down/up Indicator Flashes Sometimes For About 2sec Or So What Does That Mean. It Happens When I'm Driving Slow 40km/h Or...

My Reverse And 1st Gear Recently Quit Working. What Is The Problem? Do I Need A Rebuild? Or Is It Something More Simple. Please Get Back To...

As I Was Coming Home From Work The Transmission Just Quit Pulling. Truck Acts Like It Is In Neutral In All Gears. Has Been No Slippage Or...

When I Let Off The Accelerator The Trans Makes A High Pitch Sound. Almost Like It Is Having Trouble Downshifting. It Only Makes It When I...

When The Transmission Is Cold, It Will Go Into Gear, Forward And Reverse. After It Warms Up, It Will Not Move In Any Gear, Rpm's Are...

I Was Wondering If The Transmission Went Out Or It Hopefully Something Else. I Broke Down A Couple Of Days Ago, I Went To Go See What Was...