2025 Mercedes-Benz Maybach GLS Coolant: Specs & Service

The 2025 Mercedes-Benz Maybach GLS is a 550-horsepower luxury SUV with a 4.0-liter V8, all-wheel drive and a 9-speed automatic transmission. At Mercedes-Benz of Draper in Draper, Utah, coolant service helps maintain the cooling system that manages heat from this powerful engine, whether you are commuting, traveling or towing. The service includes draining and refilling the coolant with the type and concentration specified by Mercedes-Benz, pressure-testing the system for leaks, and inspecting key components. Coolant additives deplete over time even while the fluid continues to cool the engine, so condition matters beyond appearance. Booking a coolant service gives the cooling system a professional condition check and helps distinguish maintenance that is due from a leak requiring repair.

What a coolant service on a 2025 Mercedes-Benz Maybach GLS involves

A coolant service begins with draining the existing coolant from the 2025 Mercedes-Benz Maybach GLS. The system is then refilled with the coolant type and concentration the manufacturer specifies for this vehicle. Using the correct coolant matters because cooling-system fluids are not interchangeable, and the proper formulation supports the system's materials and operating requirements.

After the refill, the cooling system is pressure tested to check for leaks. The inspection also covers the hoses, the cap, the radiator and the area around the water pump. These steps look beyond the fluid itself: a correct level cannot compensate for a hose, seal or component that is allowing coolant to escape. The result helps separate a coolant service that is due from a leak that needs repair.

The system is hot and under pressure after driving, so checking it is done cold rather than by opening it immediately after operation. If the temperature gauge has been running higher than usual, the reservoir appears low, or coolant has changed in appearance, schedule service at Mercedes-Benz of Draper for a proper inspection.

Why coolant condition matters on a 2025 Mercedes-Benz Maybach GLS

Coolant does more than carry heat away from the 4.0-liter V8 in the 2025 Mercedes-Benz Maybach GLS. Its additive package helps protect the aluminum and gasket surfaces the fluid passes through. Those additives deplete over time on a timetable of their own, even when the coolant still looks like coolant and continues to move heat through the system.

That is why appearance alone cannot establish coolant condition. Rusty, cloudy or low coolant can point to a problem, but fluid that looks normal may still need its condition assessed according to the manufacturer's maintenance schedule. Testing and inspection provide a more useful basis for deciding whether service is due than color or level alone.

A temperature gauge that runs higher than usual, a sweet smell, or a puddle beneath the front of the vehicle deserves attention. A falling level may indicate a leak rather than ordinary consumption. The V8's heat load makes a sound cooling system important, particularly when the vehicle is working hard. Schedule service so the coolant and system pressure can be checked together.

Cooling system service at Mercedes-Benz of Draper

Mercedes-Benz of Draper provides a straightforward way to evaluate the cooling system on your 2025 Mercedes-Benz Maybach GLS in Draper, UT. The visit focuses on the condition of the coolant and the system that contains it: the fluid is drained and refilled with the manufacturer-specified type and concentration, then the system is pressure tested for leaks. Hoses, the cap, the radiator and the water pump area are inspected as part of the process.

This approach helps answer the practical question behind a booking. If the coolant condition calls for service, the visit addresses that maintenance need. If pressure testing points to a leak, the result identifies a repair concern rather than treating repeated top-offs as a solution. The system should be checked cold because it is hot and pressurized after operation.

For help with coolant service, use the dealership's service scheduler or contact Mercedes-Benz of Draper directly. The dealership is located at 11548 Lone Peak Parkway, Draper, UT 84020. Call 385-425-5461 to discuss an appointment.