Close
Q:

My jeep keeps bucking.
on 2002 Jeep Liberty

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
It only bucks when I stop the jeep at a red light.
(1) Answer
Sounds like an idle control problem. Either a dirty IAC valve or a vacuum leak on an air intake hose. Have to find out which. Do you have a check engine light on?