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Re: 99 gmc 3500 5.7 vin r dead miss at idle and cruise
Posted to Technical Discussion Forum on 6/5/2010 2 Replies

Deer Super®

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I'll take you to task on this one. "Excessive" CO can indeed be caused by rich conditions but it can also be caused by incomplete combustion. If conditions exist that prevent the c... Login to read more.

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