getting to hot on 1997 Ford F-150

When I pull my boat the temp. gauge pegs out some times. I put the trans. in neutral reb eng. temp. drops right down

by in Rochester, MN on July 20, 2009
1 answer
ANSWER by , July 21, 2009
Can be from low coolant flow due to a plugged radiator or a failing thermostat. Make sure the radiator is free of debris as well.