Bosch 0392020026 Heater Water Pump

Reliable Cooling with Bosch Engine Auxiliary Water Pump

The Bosch Engine Auxiliary Water Pump 0392020026 is designed to maintain optimal engine temperature in select Mercedes-Benz models. This heater water pump supports efficient coolant circulation, ensuring your vehicle's heating and cooling systems operate effectively.

• Compatible with Mercedes-Benz models including C36 AMG, C220, C230, C280, CLK320, CLK430, E55 AMG, E300, E320, E430, G55 AMG, G500, G550, SLK32 AMG, SLK230, and SLK320
• Part number 0392020026 for precise fitment and easy identification
• Engine Auxiliary Water Pump line engineered for reliable auxiliary coolant flow
• One unit per car quantity as specified by ORLY standards
• Supports heater water pump function within the vehicle's cooling system

About the Bosch Engine Auxiliary Water Pump Line

The Engine Auxiliary Water Pump product line by Bosch focuses on components that assist the primary cooling system by circulating coolant through the heater core and other auxiliary circuits. The 0392020026 heater water pump is part of this line, providing consistent coolant flow to maintain cabin heating and prevent engine overheating in Mercedes-Benz vehicles.

Product Details and Compatibility

This Bosch heater water pump is specifically designed for a range of Mercedes-Benz models, including performance and luxury variants such as the C36 AMG, E55 AMG, and G55 AMG. The pump ensures proper coolant circulation in the auxiliary system, which is critical for maintaining engine temperature and efficient heater operation. The part number 0392020026 corresponds to this exact fitment, simplifying replacement and maintenance tasks.

Common Applications and Problem Resolution

• Restores proper coolant flow in the auxiliary heating system
• Prevents engine overheating caused by auxiliary pump failure
• Eliminates heater core issues related to insufficient coolant circulation
• Addresses intermittent heating problems in Mercedes-Benz models listed
• Supports overall engine temperature regulation during cold starts and idle

Installation Notes and Tips

Installation of the Bosch 0392020026 heater water pump should be performed by a qualified technician familiar with Mercedes-Benz cooling systems. Ensure the cooling system is properly drained before removal. Verify compatibility with your specific model and engine variant. After installation, bleed the cooling system to remove air pockets and check for leaks to ensure optimal performance.

Quality Assurance and Warranty

Bosch maintains strict quality control standards for its Engine Auxiliary Water Pump line, including the 0392020026 model. Each unit undergoes rigorous testing to meet OEM specifications for durability and performance. While specific warranty details may vary, Bosch products typically include a limited warranty covering defects in materials and workmanship.