Jayceesheldon

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

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