GMC Envoy Transmission Not Shifting

Okay Fine In Reverse, First And Second. Once Up Speed Can Go Into Third, But Cannot Start In Third. Fluid Level Fine. What Is Wrong? Can We...

It Will Shift Out Fine And Then It Will Down Shift

I Did A Filter Service On My Vehicle Six Months Ago. Now It Does Not Want To Shift Properly. It Goes To 4,000 Rpm To Shift From First To...

I Was Trying To Run To Somebody And Talk To Them Asap As I Was Driving And They Were On The Sidewalk . I Was Going Less Than 15 Miles And...

No Speed Signal, Trans Not Shifting, Abs Light On

Hi. Last Week My Transmission Started Acting Sluggish. When I Switched From Reverse To Forward It Hesitated. When I Hit The Gas To Go, It...