2001 f150 4wd 5.4

Description

[Truck was running well until 1 week ago, went to start it, and it started making a mechanical noise, changed oil, no apparent metal in it, have always changed all fluids regularly. Has new radiator, battery, alternator, and other parts that can go with it. It still starts and runs, oil pressure gage says its fine, transmission works totally fine...236,000 miles...has been a daily driver