COULD YOU TELL ME HOW TO ELMINATE CODES PO171 AND PO300

1997 Pontiac Bonneville

Tiny

peewee35

October, 12, 2011 AT 5:04 PM

My check engine light is on and im tryin to figure out what these codes are and get them takin car of could you help please

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1 Answer

Tiny

Docfixit

October, 12, 2011 AT 6:19 PM

171 fuel trim system lean so maybe vacuum leak and about 20 other things. Need a scan tool to diagnose.
300 the most difficult random missfire again a scan tool needed.

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