96 gmc sierra with the 4.3 engine.241,000 miles. New transmisson a year ago. The truck is cutting out when driving down an incline on the highway and interstate. Seems to correct itself once the truck is good and warmed up. What might be the problem?

96 gmc sierra with the 4.3 engine.241,000 miles. New transmisson a year ago. The truck is cutting out when driving down an incline on the highway and interstate. Seems to correct itself once the truck is good and warmed up. What might be the problem? 1 Answer

I have a 2010 gmc sierra 4x4 1500 one the cooling lines rubbed a hole ine the other and it leaked fluid all over the bottom of my truck on the hwy and then i lost my gears 6 Answers

nThe truck will rev and the engine sounds good but wont go into reverseand intermittently into drive

Ok I just bout a truck an 89 gmc Sierra and the guy didn't know what type of engine was in it all he could tell me was the fuel injected motor that was in it shot so he got it replaced and put a 350 edlebrook carborator. Ok we'll my actual question is how do I actually tell what kinda motor the guy had put in it 5 Answers

I really need to find this out

I have a 2001 GMC 1500. Sometimes when applying brakes,my brakes pulses,all the way to the foor and doesn't want to stop me. No lights are on. And no code are coming up. Have new brakes. 2 Answers

Truck is in very good shape. Only 75000 miles. Could it be the master cylinder? Only done this 5 times. But peddle go,s all the way to floor. In about 3 pulse.

What is the towing capacity for a 1979 GMC SIERRA C15 stepside 1/2 ton pickup truck? 4 Answers

I am wanting to tow a toy hauler camper. It weighs 4,500 lbs and the golf cart that im hauling in it weighs aqboy 700lbs so thats a total of 5200lbs. Will my truck be able to tow it?