1999 Pontiac Bonneville Support Question
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Question posted by docsyn on May 27th, 2012
Getting Poor Mpg About 10-13 Mpg
Rabbits ate some wiring off replaced that put new plug wires on ate wire to O2 sensor spliced them tripping no codes plenty of power idle seems to be a little rough gas mileage is real bad use to get 28 mpg plus on a long run at 75 mph its now about 10-15 mpg
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