Chevrolet Colorado & GMC Canyon Forum banner

bucking

  1. Engines/Performance/Tech Questions
    Happy Thanksgiving Everyone, having said that,I have started to have a surge issue with my 04 Colorado 5cyl. It bucks slightly at freeway speed, but seems to be fine at idle. I just changed the plugs, but being an older guy with other problems, I don't remember if it was doing this before the...
Top