ensures stable belt operation
and wiper controls while allowing steering wheel rotation
Auto-Sensor Ready: Compatible with OEM auto on/off light sensors
specify for exact fitment)
Function: This heater control valve regulates the flow of engine coolant to the HVAC heater core
VCB Control Valve 21596642 for Volvo FH FM B12R B13R B12B B12M FH(4) FM(4) Buses (2006–2024) 23871484 ensures stable belt operationProduct Overview Part Name: VCB (Vehicle Control Brake) Control Valve Part Number: 21596642 Vehicle Compatibility: Fits Volvo FH, FM, B12R, B13R, B12B, B12M, FH(4), and FM(4) buses equipped with Euro 4, Euro 5, and Euro 6 braking systems (20062024). Configuration: OEM style VCB control valve designed to regulate brake pressure distribution and ensure safe braking response across multiple heavy duty Volvo platforms. Function: Controls pneumatic braking