UPDATE 4:59 p.m.
Fire is determined to have burned 66 acres and is 75 percent contained.
Fire personnel will be on scene until at least 10 p.m. tonight cleaning up.
All forward progression of the fire has been stopped.
UPDATE 2:09 P.M.
All forward progress has been stopped after the fire burned around 30 acres, according to L.A. County Fire officials.
Crews have built a bulldozer line around the fire.
No structures were in immediate danger of the flames although crews were available to defend structures if necessary.
The helicopters provided a big assist in knocking the flames down.
Fixed-wing aircraft were called out to assist in extinguishing the fire but did not end up being used due to the helicopters knocking down the flames so quickly.
The fire started from a vehicle that overheated near Highway 14, according to fire officials.
No injuries to pedestrians or firefighters were reported from the blaze.
UPDATE 1:51 P.M.
The fire has burned 30 acres and is at zero percent contained.
No structures are threatened at this time. Four water-dropping helicopters with Los Angeles County Fire and six helicopters with the Angeles National Forest are helping to extinguish the fire.
Fourteen fire engines have also been called out for assistance. No structures are threatened at this time.
UPDATE 1:03 P.M.
A vehicle blaze has caught fire to the surrounding brush burning at least one acre Sunday afternoon along Highway 14 near Escondido Canyon Road.
The call initially came out as a vehicle fire and then was upgraded to a vegetation fire shortly after. It was reported around 12:41 p.m.
No structures were threatened by the fire as of 12:55 p.m.
Water-dropping helicopters have been called out to help extinguish the fire.