2000 Cadillac DTS missing

2000 CADILLAC DEVILLE DTS
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MARCEDISON1
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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
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.
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