2005 Saturn Ion Q&A

2005 Saturn Ion Question: What else could cause a misfire if I have replace the cool pack.

Hooked the car up to the computer at the mechanics. Check engine light was on and exhaust had awful smell. Replaced spark plugs, boot and cool pack. Any suggestions. -
Answer 1
Cat usually causes bad smell. Might need to check injectors. Switch 2 injectors see if misfire moves. -