Chenango County firefighters were battling wind chills well below zero at a blaze early January 21 on Route 12 in North Norwich and a chimney fire in Sherburne.
The National Highway Traffic Safety Committee formally opened an investigation after receiving complaints about the model after reports of fire coming from the engine department.
The brands say brake fluid can leak inside a hydraulic control unit for the anti-lock brakes, which could cause an electrical short that may lead to fires.