Originally Posted by RAYBURNCPA
I recently bought a 2005 Scottsdale on a Ford chassis with 13k miles. The brakes perform well but the power assist makes a high pitched whistling noise while stopped with my foot on the brake pedal. Is this normal?
You may have electric assist brakes. Look at the master cylinder and if there is a electric motor attached, that will be what you are hearing.
2003 Winne Adventurer, Ford F53 V-10. Toad:1992 S-10, Road Master Falcon 2 Tow bar, Blue Ox Patriot brake system and Protect-a-Tow. Right is right even if no one is doing it; Wrong is wrong even if everyone is doing it--St Augustine of Hippo. Navy (ret).