Nissens 996276 Engine Coolant Reservoir

Engine Coolant Reservoir for Mercedes-Benz

This Nissens engine coolant reservoir is a pressurized plastic replacement tank built for thermal system service on select Mercedes-Benz models. It includes a cap, level sensor, and mounting bracket, making it a direct-fit solution for cooling system repairs on the S-Class platform.

• Fits 2018-2019 Mercedes-Benz S560
• Fits 2015-2019 Mercedes-Benz S65 AMG
• Fits 2014-2017 Mercedes-Benz S550
• Fits 2015-2017 Mercedes-Benz S600
• Fits 2014-2017 Mercedes-Benz S63 AMG
• Plastic reservoir construction
• Pressurized design for cooling system operation
• Cap included
• Level sensor included
• Mounting bracket included

Key Features

• Brand: Nissens
• Part number: 996276
• Capacity: 0.75L
• Material: Plastic
• Pressurized coolant reservoir design
• Level sensor included for coolant monitoring
• Mounting bracket included for installation support

Detailed Description

Nissens 996276 is an engine coolant reservoir for Mercedes-Benz S560, S65 AMG, S550, S600, and S63 AMG applications listed above. It is built as a pressurized plastic tank with a 0.75L capacity and includes the cap, level sensor, and mounting bracket needed for a complete reservoir replacement. This part cross-references URO 2225000849 for the same application.

Nissens develops thermal and engine-efficiency components for aftermarket use, and this reservoir follows that product focus with a service-ready design for cooling system maintenance on Mercedes-Benz S-Class vehicles. Use Nissens 996276 when replacing a cracked tank, a leaking reservoir, or a failed level sensor on the specified models.

What It Helps Fix

• Coolant loss from a cracked or aging reservoir
• Warning lights caused by a faulty coolant level sensor
• Pressure loss in the cooling system
• Leaks around the reservoir cap or tank seams
• Cooling system service on Mercedes-Benz S-Class vehicles

Installation Notes and Tips

Verify the part number and vehicle application before installation. Inspect hoses, seals, and the cap condition during replacement, and transfer only the components required by the vehicle configuration. After installation, refill and bleed the cooling system according to Mercedes-Benz service procedures to help prevent trapped air.

Quality Assurance

Nissens manufactures thermal management components to controlled quality standards across its aftermarket range. Part number 996276 is built for the listed Mercedes-Benz applications and supplied with the specified integrated components for a proper reservoir replacement.