F21101321000 | Genuine Paccar® HVAC A/C Heater Control Assembly Sensor Mounting Bracket Sometimes mistaken for drivetrain or

Sometimes mistaken for drivetrain or dash noise

Engine knock

Purge DEF lines to prevent freezing or crystallization

Purpose of using 3944525:

F21101321000 | Genuine Paccar® HVAC A/C Heater Control Assembly Sensor Mounting Bracket Sometimes mistaken for drivetrain orDescription: An HVAC A C Heater Control Assembly F21101321000 is the part of a vehicles climate control system that lets you control heating, air conditioning, and airflow inside the cabin. HVAC A C Heater Control Assembly For Kenworth T660, T180, T280, T380, K270, K370, C500. Part Number: F21101321000 Condition: New Manufacture Brand: Paccar Fits F21 1013 21 000 For Kenworth trucks (PACCAR platform) Kenworth T660 Kenworth T180 Kenworth T280 Kenworth