aircargoo
Full Access Members
Hi all….2014 5.4 148000….96 degrees today…just drove around city/town…shut it off once. Ran over hour. Temp good…THEN…I HEAR A HUM SOUND …behind dash maybe under hood..should’ve pulled over. Anyway….goes away after like 5 minutes. Maybe coming from air filter…idk…sounded like a radio hum but wasn’t radio…behind cluster under hood maybe…..what do u think friends??