What size is the oil drain plug on a 2018 Chevy Silverado?
Oil Drain Plug Size for 2018 Chevy SilveradoThe oil drain plug size for a 2018 Chevy Silverado is 15mm. This information is consistent across multiple sources, confirming the 15mm size for the oil drain plug on the 2018 Chevy Silverado. How many quarts of oil does a 2018 Silverado 5.3 take? 8 quartsCapacity: With filter …