I bought a 97 gmc sierra 5.0 4X4 I feel like my truck is driving so slow.i think somethings wrong with it still because i drive 2 differnt types of trucks for work. i will be pushing down the gas and my speed will decrease if i push the gas down to fast. if i [...]

The starter is fine and fuel pump pressure seems ok. I replaced the distributor cap , engine coil and spark plugs and nothing worked. My truck was running fine until now, do you think it could be the timing chain??

i have a 1989 toyota truck 22re while crossin creek the truck starts to sputter. i have changed distributor cap, spark plug wires and also have put plastic bag over distributor. ihave got a water hose and sprayed the engine to find out what is causing the sputter.but i cant get it to skip a [...]