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2014 gmc sierra 1500

Jayceesheldon

By Jayceesheldon
in Ask A GM Technician

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Jayceesheldon New Member

Jayceesheldon

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Helllo i have a 2014 gmc sierra 1500 5.3 v8 and when its in ideal it shakes real bad and rpm go up and down a lot and tried to die sometimes i’ve pressed the gas to get it not to die then it gets stuck accelerating the engine also shakes real bad and i tried driving it and when i was going about 0-30 mph it was running rough but once i got above 30 it was perfectly fine any suggestions on what to look into? also its giving these codes 

PO50D

PO300

PO106

 

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