2003 buick century while driving service engine light flashes on and off. on 2003 Buick Century

all the gagues fuel speed and temputure bounce up and down

by in Cleveland, OH on February 16, 2012
1 answer
ANSWER by on February 16, 2012
There are about 2000 codes for this engine, so the best thing to do is to have a Pro level tech diagnose this problem, by scanning the engine/transmission computer while performing a test drive and duplicating the problem.

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