1994 gmc jimmy code 81 tranny stuck in 1st-2nd or 3rd-4th gears upon acceleration seems like brakes are locked but are not

Optional Information:
1994 GMC jimmy 4.3

Already Tried:...

my son has a 1997 gmc jimmy 4.3 it will not start he has had dist cap,rotor,wires replaced has spark has 65lbs fuel pump pres. he says the only way engine will run is with ether have you any ideas...

I am looking to buy a 2002 gmc sierra ex cab p/u 1500
How ever the dash lights will not come on when yu try to adjust them with the knob with out the dome light coming on.. the light s for the...

94 gmc trk w/tilt turn the key to start, every thing comes on but the starter, is it a bad tumbler,or something in the colum, played with it for 8 hrs , and for some reason it started. its a on an...

I have a 1995 GMC sonoma. It is a manual and when i press the clutch in, the transmission squeals. When the car is in neutral the squealing is minor. What could the problem...

gmc 1997 gmc sonoma no reverse but will go into other gears whats up

Optional Information:
1997 GMC sonoma 6cyl

Already Tried:
checked...

Older truck, a 96 GMC. Been treated pretty good over the years.
What's happening:
Noticed some months ago my front blinker lights were not blinking, replaced the bulbs and the lights are...

I have a 1996 GMC siearea with a 4.3 v6 151000 mi the truck runs great when it is dry but when it rains it will not start it cranks but sputters when you let off the key like it is out of time if...

GMC Sierra Speedometer and Tranny acting up together. Does the speed sensor control all of this? I can drive a few minutes and then once I hit a descent speed my speedometer will fluctuate and...

i have a 1995 gmc yukon it will not fire all it does is turn over, it has been cold out and my tank is less than a 1/4 full is it possoble that i could have water in my line/injectors i have allready...