CHEVROLET TRANSMISSION NOT SHIFTING

4l60-e Trans Has A Really Harsh 1-2 Upshift. Sometimes It Literally 'bangs' Into Gear, Depending On Vehicle Speed. Similar Symptoms Are...

Recently Ready To Sell 98 Tahoe. Started To Lurch/jerk On Downshift Under Heaving Braking To A Stop (like Clutch Not Disengaging). Original...

The Trans Shift In All Gears With No Problem It Smooth, No Noise It Runs Fine, The Problem When I Give It Gas To Say Trying To Pass Or...

Okay, So About A Month Ago I Figured I Would Changed My Fluid Filter And Gasket Since The Mileage Was Not That High. Two Weeks After That...

Transmission Is An Automatic, With About 1200k Miles On It First Time This Happened, Was Downshifting From Overdrive, To 3rd, While...

Truck Is Downshifting At Normal Rpms. Sometimes It's Up To 4,000 Rpms Before Downshifting Or Sometimes I Can Feather The Gas Pedal To...

I Have A 97 Chevy Silverado Z71 5.7 With 4l60 16 Bolt Pan Tranny I Was Getting On To The Interstate This Afternoon And When My Truck Would...

I Have A 98 S10 Zr2 And When I Place The Tranny In Drive It Has No Power And Accelerates Slowly, But If Shift Down To 1 And Up It...

1991 S10 With 4.3 And 700r4 Downshifts Unnecessarily While Cruising Down The Highway. Goes Back Up In A Heartbeat But Keeps Doing It...

Suv Will Not Downshift. I Had A Complete Tune Up Now Wont Downshift. The Mechanic Says It Is Not The Transmission Or Tcm Or Pcm. What Else...