2006 Land Rover Range Rover Sport "f150 p0010" Questions

F150 supercrew truck, with 141000 mil, engine is the v8 4.9L my temp gauge pegs out to the hot when i drive a bit and the engine light comes on i am told its a head gasket have you had anyone else ask

codes p0011 and p0021 P0011 "A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)P0021 "A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 2) Hi there:DTC ...