NHTSA recall 91V035000
Visibility › Defroster/defogger/hvac system › Fan/motor
Peterbilt 372
The risk
This could result in melt down of surrounding plastichousing and possible ignition of the melted material, resulting in a fire.
The remedy
Replace blower switch resistor with resistor with fusible link, and relocate the resistor to a location with increased flow of cooling air.