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Misfire P0303, P0171
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02-02-2022, 01:55 PM
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TheRegalGS
Drives: 2016 Buick Regal GS LTG
Join Date: Feb 2022
Location: GA
Posts: 5
Also, the hard start up the next morning and fouled plug makes me believe it's either a leaking #2 injector (funny how the CEL was P0303). I'm guessing the cylinder position is inline.
TheRegalGS
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