Nissens 996202 Engine Coolant Reservoir

Engine Coolant Reservoir for Mercedes-Benz

Nissens 996202 is a pressurized engine coolant reservoir built as a complete aftermarket expansion tank solution for select Mercedes-Benz applications. It includes a cap, level sensor, and mounting bracket, with OE-matching plastic construction and reinforced fittings for a secure connection.

Key Features

• Plastic coolant reservoir with 1.00L capacity

• Pressurized design with cap included

• Level sensor included for coolant monitoring

• Mounting bracket included for proper placement

• High-durability welded construction and reinforced fittings

• Thoroughly tested for fit and reliable performance

Product Details

This Nissens engine coolant reservoir is engineered for Mercedes-Benz cooling system service where the expansion tank, pressure cap, and sensor interface must work together correctly. Part number 996202 uses OE-matching plastics and durable welding to support a secure, leak-resistant installation. It is a direct replacement choice for vehicles such as the Mercedes-Benz ML550, ML350, GL450, and GL320, and it also cross-references Genuine 1645000049 for the same application.

Compatible With 2008-2015 Mercedes-Benz ML550, N/A; 2011-2015 Mercedes-Benz SLS AMG, N/A; 2010-2012 Mercedes-Benz GL350, N/A; 2007-2012 Mercedes-Benz GL450, N/A; 2006-2011 Mercedes-Benz ML350, N/A; 2010-2011 Mercedes-Benz ML450, N/A; 2007-2011 Mercedes-Benz ML63 AMG, N/A; 2007-2009 Mercedes-Benz GL320, N/A; 2007-2009 Mercedes-Benz ML320, N/A; 2006-2007 Mercedes-Benz ML500, N/A.

Common Issues This Part Addresses

• Cracked or leaking coolant reservoir housing

• Faulty expansion tank pressure retention

• Broken or inaccurate coolant level sensor function

• Loose or damaged tank-to-hose connection points

• Cooling system service needs on Mercedes-Benz ML550 and ML350 models

Installation Notes and Tips

Verify the reservoir shape, sensor connection, and cap style against the original part before installation. Inspect hoses, clamps, and adjacent cooling components for wear, and transfer only the connections 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 tests the reservoir and internal components to confirm fit and dependable operation. The tank is manufactured with reinforced fittings and OE-matching plastics to support consistent cooling system performance in Mercedes-Benz applications.