- Jan 12, 2015
- 463
This feature works on my 1999 Jimmy but not on my 2003 Envoy 5.3
I have a slight but noticeable misfire above 4,000 RPM that shows itself in 3rd gear. I suspect it might be a bad coil but without knowing which cylinder I'm not about to start throwing parts at it.
Any thoughts?
I have a slight but noticeable misfire above 4,000 RPM that shows itself in 3rd gear. I suspect it might be a bad coil but without knowing which cylinder I'm not about to start throwing parts at it.
Any thoughts?