phyxius
New Member
- Joined
- Aug 14, 2009
- Messages
- 3
- Reaction score
- 0
- Points
- 0
- Vehicle Year
- 2002
- Make / Model
- ford
- Transmission
- Manual
my motor has started to buck at 3500 rpm but only when its warm, runs perfect cold. engine has 100k on it just changed the plugs a month ago. all was fine till last week and I haven't done any thing to it to warrant this change any ideas what would be causing this