GMC SIERRA TRANSMISSION

1983 Gmc Sierra, 120k Mi, 350 V8- Had Trans Rebuilt 2 Yrs Ago, Has Worked Fine. I Lost All Gears While Cruising About 40 Mph On Level...

My Tuck (classic Hd) Works Perfect When I Am Driving Without My Ac On. As Soon As I Turn The Ac It Slips And Stays On Third Gear. And It...

When Im Going About 30 To 40 My Transmission Grinds And I Cant Figure It Out Any Answers

After Driving My Sierra On The Freeway For About A Little Less Than A Hour, After Exiting My Transmission Shifting (aoutomatic) Becomes...

What Is The Proper Selector Switch Position Before New Install?

I Just Replaced The Transmission. This Noise Was Happening Beforehand, It Is Coming From The Front Of The Tranny/ Back Of The Motor. It...

Modulator Valve Needs To Be Replaced, I Have To Shift To Drive 2 In Order To Pull Off After Adead Stop, Then Shift To Regular Drive Once I...

How To Drain Torque Converter When I Change Fluid And Filter?

I Recently Installed A New Transmission And Haven’t Added Anymore Fluid Than What I Have Already Due To Even Running The Truck A Minute Or...

A Local Mechanic Told My My Transmission Is Going Out And Needs Replaced. I Think My Truck Has The 4l60e Transmission. Can I Upgrade To A...