GMC TRANSMISSION

My Truck Will Start Off In First Gear When I First Start Up And Go, But It Will Not Shift Back Down Into Gears After I've Been Driving...

Changed Fluid And Filter In The Transmission. After I Finished I Took The Vehicle For A Test Drive And The Vehicle Wont Shift In High Gear....

My Shift Lever And Cable Were Working Fine, When Recently The Pot Metal On The Shifter Assembly On The Side Of The Steering Column Cracked...

I Drove My Truck For About 2 Hours At 60-65mph Then Came To A Stop And When I Was Accelerating It Shifted Really Hard Into Second. The...

The Tachometer In My Truck Quit Working A While Back, And Ever Since The Truck Seems To Shift Hard From Park To Drive Or Reverse, As Well...

I Am Unable To Shift Into Park. Is There A Way To Adjust The Linkage To The Shifter Cable?

Reverse Quit Otherwise Drives Well. Transmission Fluid Looks Like It's Never Bin Changed No Colour And Looks Thin

When Reverse Gear Is Selected, The Truck Will Not Engage. Sounds Like It Is Still In Neurtral. Worked Fine One Day And Not The Next.

Is There A Schematic And Labels Of All The Sensors On The Engine And Transmission System Available For My Vortex Engine? Thanks

Sometimes When I Start Truck The Trans Will Not Shift Out Of Low, Can Not Turn Ac On, And Speedometer Does Not Work, Abs Light On....