I have a 2006 Buick Lucerne CXS with the Northstar V8. I have been chasing a misfire for a while now. I am hesitant to make repairs ($$$)as it has 116xxx miles and needs front end work as well.
First I had a p0305 code, misfire on cylinder 5. I was debating changing the coil on #5. Insetead I...