HomeHVAC > Temperature Controls and Related ComponentsGenuine 2308300084 HVAC Heater Control Valve
Part #: 2308300084

Genuine 2308300084 HVAC Heater Control Valve

⚙️ 80 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, CL550, CL600, CL63 AMG, CL65 AMG, S350, S400, S550, S600, S63 AMG, S65 AMG, SL550, SL63 AMG, SL600, SL65 AMG, SL55 AMG, and SL500
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Overview of Genuine HVAC Heater Control Valve 2308300084

The Genuine HVAC Heater Control Valve 2308300084 is designed specifically for select Mercedes-Benz models, including the CL63 AMG, S550, and SL600. This component plays a critical role in regulating the flow of coolant to the heater core, ensuring optimal cabin temperature control.

  • Compatible with Mercedes-Benz CL63 AMG, CL65 AMG, CL550, CL600, S63 AMG, S65 AMG, S350, S400, S550, S600, SL55 AMG, SL63 AMG, SL65 AMG, SL500, SL550, SL600
  • OEM part number 2308300084 for precise fit and function
  • Direct replacement for factory HVAC heater control valve
  • Ensures efficient coolant flow to maintain consistent heating performance
  • Durable construction designed for long-term reliability

Detailed Product Description

The Genuine HVAC Heater Control Valve 2308300084 is engineered to meet the exact specifications of Mercedes-Benz vehicles listed in the fitment. This valve controls the amount of hot coolant entering the heater core, which directly affects the heating system's ability to maintain the desired cabin temperature. Proper operation of this valve is essential for the HVAC system to function correctly, especially in models such as the S63 AMG and SL65 AMG where climate control precision is critical. Using the OEM part number 2308300084 ensures compatibility and maintains the integrity of the vehicle's original heating system.

Common Applications and Issues Addressed

  • Regulates coolant flow to the heater core for consistent cabin heating
  • Replaces faulty or leaking heater control valves causing insufficient heat
  • Resolves heater core overheating or underheating problems
  • Eliminates coolant leaks that can lead to engine overheating
  • Restores proper HVAC system function in Mercedes-Benz CL and S-Class models

Installation Notes and Tips

  • Ensure vehicle is cooled down before beginning installation to avoid burns
  • Drain coolant system partially to prevent spillage during valve replacement
  • Verify OEM part number 2308300084 matches the existing valve before installation
  • Inspect surrounding hoses and clamps for wear and replace if necessary
  • After installation, refill and bleed the cooling system to remove air pockets

Quality Assurance and Warranty

This Genuine HVAC Heater Control Valve is manufactured to meet Mercedes-Benz OEM standards, ensuring reliable performance and fitment. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in materials and workmanship. Using the correct part number 2308300084 helps maintain vehicle warranty compliance and system integrity.

This part fits 80 vehicles. Search below:

YearMakeModelPositionNotes
2012Mercedes-BenzCL550N/A
2012Mercedes-BenzCL600N/A
2012Mercedes-BenzCL63 AMGN/A
2012Mercedes-BenzCL65 AMGN/A
2012Mercedes-BenzS350N/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzS400N/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzS63 AMGN/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2012Mercedes-BenzSL550N/A
2012Mercedes-BenzSL63 AMGN/A
2011Mercedes-BenzCL550N/A
2011Mercedes-BenzCL600N/A
2011Mercedes-BenzCL63 AMGN/A
2011Mercedes-BenzCL65 AMGN/A
2011Mercedes-BenzS400N/AAlso for additional heater in rear passenger compartment
2011Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2011Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2011Mercedes-BenzS63 AMGN/AAlso for additional heater in rear passenger compartment
2011Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2011Mercedes-BenzSL550N/A
2011Mercedes-BenzSL600N/A
2011Mercedes-BenzSL63 AMGN/A
2011Mercedes-BenzSL65 AMGN/A
2010Mercedes-BenzCL550N/A
2010Mercedes-BenzCL600N/A
2010Mercedes-BenzCL63 AMGN/A
2010Mercedes-BenzCL65 AMGN/A
2010Mercedes-BenzS400N/AAlso for additional heater in rear passenger compartment
2010Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2010Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2010Mercedes-BenzS63 AMGN/AAlso for additional heater in rear passenger compartment
2010Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2009Mercedes-BenzCL550N/A
2009Mercedes-BenzCL600N/A
2009Mercedes-BenzCL63 AMGN/A
2009Mercedes-BenzCL65 AMGN/A
2009Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2009Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2009Mercedes-BenzS63 AMGN/AAlso for additional heater in rear passenger compartment
2009Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2009Mercedes-BenzSL550N/A
2009Mercedes-BenzSL600N/A
2009Mercedes-BenzSL63 AMGN/A
2009Mercedes-BenzSL65 AMGN/A
2008Mercedes-BenzCL550N/A
2008Mercedes-BenzCL600N/A
2008Mercedes-BenzCL63 AMGN/A
2008Mercedes-BenzCL65 AMGN/A
2008Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2008Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2008Mercedes-BenzS63 AMGN/AAlso for additional heater in rear passenger compartment
2008Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2008Mercedes-BenzSL55 AMGN/A
2008Mercedes-BenzSL550N/A
2008Mercedes-BenzSL600N/A
2008Mercedes-BenzSL65 AMGN/A
2007Mercedes-BenzCL550N/A
2007Mercedes-BenzCL600N/A
2007Mercedes-BenzS550N/AAlso for additional heater in rear passenger compartment
2007Mercedes-BenzS600N/AAlso for additional heater in rear passenger compartment
2007Mercedes-BenzS65 AMGN/AAlso for additional heater in rear passenger compartment
2007Mercedes-BenzSL55 AMGN/A
2007Mercedes-BenzSL550N/A
2007Mercedes-BenzSL600N/A
2007Mercedes-BenzSL65 AMGN/A
2006Mercedes-BenzSL500N/A
2006Mercedes-BenzSL55 AMGN/A
2006Mercedes-BenzSL600N/A
2006Mercedes-BenzSL65 AMGN/A
2005Mercedes-BenzSL500N/A
2005Mercedes-BenzSL55 AMGN/A
2005Mercedes-BenzSL600N/A
2005Mercedes-BenzSL65 AMGN/A
2004Mercedes-BenzSL500N/A
2004Mercedes-BenzSL55 AMGN/A
2004Mercedes-BenzSL600N/A
2003Mercedes-BenzSL500N/A
2003Mercedes-BenzSL55 AMGN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.