Backfire through intake
Thread Starter
Senior Member
Joined: Jul 2016
Posts: 651
Likes: 0
From: NC
Year: 1994
Model: Grand Cherokee
Engine: 4.0
Here's my thought on the timing issue. If the timing was off wouldn't it run bad all the time? When it runs, it runs great but when it doesn't well....
CF Veteran
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
