Have an 3.0litter 4cyl and it is only running on 3 what would cause it to do that.
B Broman503 Recruit Joined Apr 12, 2010 Messages 2 Apr 12, 2010 #1 Have an 3.0litter 4cyl and it is only running on 3 what would cause it to do that.
Don S Honorary Moderator Emeritus Joined Aug 31, 2004 Messages 62,321 Apr 12, 2010 #2 Re: 88 mercruser Anything from a bad spark plug to a broken rod. Start by checking for spark on all cylinders, and do a compression test.
Re: 88 mercruser Anything from a bad spark plug to a broken rod. Start by checking for spark on all cylinders, and do a compression test.
B Broman503 Recruit Joined Apr 12, 2010 Messages 2 Apr 12, 2010 #3 Re: 88 mercruser what should the compression bee
