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2003 Pontiac Bonneville Repair Question


Topics covered: Compression, Gas, Spark.
Mileage: 180,000 miles.

Asked on January 26, 2013

Pontiac Bonneville Compression Problem

It has a misfire on cycl #2 and really poor gas mileage
Avatar Asked by (pending member)

Answer

Replied on January 27, 2013

Check for faulty spark plug, or lead, check compression on that cylinder, start here.

Tiny Answered by mhpautos (expert)
26,884 answers provided