P16D0 P0300 Oil Leak Random Misfire Inspect Oil Galley Plugs In Head – 2014-2015 Chevrolet Impala & Malibu

2015 Chevrolet Impala

NHTSA ID Number: 10147369 Manufacturer Communication Number: PIP5255A   Summary This Preliminary Information communication provides information to the technician about vehicles that may have an external oil leak and/or diagnostic trouble code P16D0 P0300 after the cylinder head was replaced. If there is an external leak, verify the oil galley plugs 5 and 6 are installed. If … Read more