2000 Cadillac DTS missing

2000 CADILLAC DEVILLE DTS
Avatar
MARCEDISON1
  • MEMBER
  • 1 POST
Engine Performance problem
2000 Cadillac DTS V8 Front Wheel Drive Automatic

I used an OBDII scanner and got a code P0304 cylinder 4 misfire , I have changed the boot and the plug, perhaps you can give me more info towards repairing the problem.


Thanks in advance for any help you can give me.

marcedison
Jan 26, 2009 at 2:17 AM
Advertisement
Avatar
FACTORYJACK
  • ✓ASE Certified Mechanic
  • 4,159 POSTS
  • ASE Certified Mechanic
Swap ignition coils side to side and see if the misfire goes to cylinder #3.
Jan 29, 2009 at 11:35 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.