The tire could be rubbing if you have oversize tires, or aftermarket rims. The only other cause would be a failure of a part in the brake system.
front brake assembly diagram for a 2006 F150 4X4
Could be a wheel bearing assembly bearing gone bad.Could be a sticky brake caliper with brake pads worn down to the "squealers".
Could be a stuck brake caliper or a collapsed brake hose or a pinched brake line or the hub/bearing assembly is shot.
Sticky caliper.
Wear indicators on brake pads
== == Could be the transmission, or a front brake is sticking on.
Could be, loose lug nuts on front left wheel, a damaged left front brake rotor, a bad left front hub/bearing assembly, a worn/damaged CV axle joint,
brake caliber
How do I remove the front rotors so I can replace the CV joints? .... After removing the brake pads and caliper assembly, of course.
My 92 Silverado right front brake sticking why
If it is a front brake problem it could be a frozen (stuck) caliper, collapsed brake hose or a pinched brake line. If it is in the rear it could be a frozen e-brake cable, pinched brake line or a frozen wheel cylinder.