somethings wrong

[quote:0762892170="jamesm0404"]i have a 1987 jeep cherokee 4X4 and it has 76,000 miles on it. when i drive it, sometimes it will kinda buck, it almost feels like its going to stall, but then it bucks and starts going again. sometimes it will do it a lot and other times it will do it a little, but everytime i drvie it, it will buck so can someone tell me whats wrong with the jeep[/quote:0762892170]

That could be so many things. When a Jeep becomes a Bronco, it may be time for a tune up. When was the last time the plugs and wires were inspected or replaced? Fuel filters and pumps can cause some ruff stuff, and even sensors. However most seonsors will give an engine code when they go bad.