Coolant Heater Valve. Porsche 958 Cayenne / 970 Panamera 2010-14  ❭  95857280900

Coolant Heater Valve.
This Coolant Heater Valve is a OE MATCH Porsche 958 Cayenne / 970 Panamera Hybrid component designed to regulate the flow of coolant through the vehicle’s heating system. Acting as a control valve between the engine cooling circuit and the heater core, it ensures the correct amount of hot coolant is directed into the cabin heating system for optimal temperature control.

Fits:

• Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-14
• Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13  

Diagram Ref No 19

What This Product Does:

• Controls coolant flow to the heater core
• Regulates cabin heating temperature
• Ensures efficient operation of the heating and climate control system
• Maintains proper coolant circulation within the system
• Supports overall engine cooling and cabin comfort

Symptoms Of Wear Or Failure:

• No heat or inconsistent cabin heating
• Heater stuck on hot or cold Coolant leaks around the valve
• Engine temperature fluctuations
• Poor climate control performance
• Visible corrosion or sticking valve mechanism

Why Replacement Matters:

• Restores proper cabin heating control
• Ensures efficient coolant flow and system balance
• Prevents coolant leaks and potential overheating issues
• Improves climate control system performance
• Maintains driving comfort, especially in cold conditions  

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

95857280900

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