2015 Sierra
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Join Date: Aug 2011
Location: wichita ks
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2015 Sierra
hey guys ive got a 2015 gmc sierra 1500 stock had rough idle had new injectors, plugs wires and coils put in. when i started up it was rougher than before with reduced power
have a couple codes
P0208 Cylinder 8 injector circuit/open
P0300 Random misfire
P050D Cold start rough idle
P1249
Any Insight would be greatly appreiciated truck has 160k
have a couple codes
P0208 Cylinder 8 injector circuit/open
P0300 Random misfire
P050D Cold start rough idle
P1249
Any Insight would be greatly appreiciated truck has 160k
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