2014 Jeep Cherokee, Check Engine light, Low Coolant, engine runs rough, misfires, P0300-P0304

Customers states check engine light is on. They had the vehicle at another shop and stated it was a cylinder 1 misfire. Confirmed a P0301 cylinder 1 misfire in stored in the engine control module. Used a borescope and found cylinder 1 had coolant on top of the piston. There was no external leaks. Removed the cylinder head and found a defective block consistent in what is outlined in a Chrysler star case# S1509000012.