Mercedes-Benz of Draper

2020 Mercedes-Benz CLS-Class Coolant

Mercedes-Benz CLS-Class Coolant service at Mercedes-Benz of Draper in Draper, UT

Frequently asked questions

Coolant service helps protect the 2020 Mercedes-Benz CLS-Class cooling system, its inline-6 engine, and the aluminum and gasket surfaces that depend on properly conditioned coolant. At Mercedes-Benz of Draper in Draper, UT, the service includes draining and refilling with the coolant type and concentration specified by Mercedes-Benz, pressure-testing the system for leaks, and inspecting key components. Booking is worthwhile when the temperature gauge runs higher than usual, a sweet smell or puddle appears, or the coolant looks rusty, cloudy, or low in the reservoir. A service visit tests the coolant’s condition and the system’s pressure, helping distinguish maintenance that is due from a leak requiring repair.

What a coolant service on a 2020 Mercedes-Benz CLS-Class involves

Coolant service begins with draining the existing coolant from the 2020 Mercedes-Benz CLS-Class. The system is then refilled with the coolant type and concentration the manufacturer specifies for this vehicle. Using the correct formulation matters because coolant products are not automatically interchangeable, and the right mixture supports both heat transfer and protection for the system’s internal surfaces.

After the refill, the cooling system is pressure tested for leaks. This check can help identify a problem that a simple level inspection would miss, including a leak that allows the reservoir level to fall repeatedly. The inspection also covers the hoses, cap, radiator, and water pump area. Together, these steps assess both coolant condition and system integrity rather than treating the fluid level as the whole diagnosis.

If your 2020 Mercedes-Benz CLS-Class shows cooling-system warning signs, schedule service at Mercedes-Benz of Draper for a coolant condition check and pressure test.

Why coolant condition matters on a 2020 Mercedes-Benz CLS-Class

Coolant does more than carry heat away from the 3.0-liter inline-6 engine. Its additive package helps protect aluminum and gasket surfaces from corrosion as the fluid circulates through the cooling system. Those additives deplete on a timetable of their own, even while the coolant still looks like coolant and continues to move heat. Appearance alone therefore cannot establish whether the fluid still offers the intended protection.

That is why coolant condition is judged by the manufacturer’s maintenance schedule and by testing at a service visit, not just by color or reservoir level. A level that appears normal does not rule out depleted additives, while a low level may point to a leak rather than ordinary fluid use. Testing separates these situations and gives the technician a basis for recommending service or further inspection.

For the 2020 Mercedes-Benz CLS-Class, proper coolant condition supports dependable temperature control under changing driving demands. If you notice a higher-than-usual temperature gauge, a sweet smell, or discolored coolant, arrange an inspection before the concern develops into a larger cooling-system problem.

Cooling system service at Mercedes-Benz of Draper

Mercedes-Benz of Draper provides coolant service for drivers of the 2020 Mercedes-Benz CLS-Class at 11548 Lone Peak Parkway, Draper, UT 84020. The visit focuses on two practical questions: Is the coolant condition appropriate for the vehicle, and is the cooling system holding pressure? The answers come from the drain-and-refill process, pressure testing, and inspection of the hoses, cap, radiator, and water pump area.

That approach is useful when a temperature gauge begins to run higher than usual or when a sweet smell, puddle, rusty appearance, cloudy fluid, or low reservoir level raises concern. Adding fluid without checking the system can leave a leak undiscovered and does not restore depleted additives. A technician can identify whether the next step is scheduled coolant maintenance or repair of a cooling-system fault.

To arrange an appointment, schedule service online or call 385-425-5461. Mercedes-Benz of Draper is located in Draper, Utah, at 11548 Lone Peak Parkway.

Frequently Asked Questions

6 common questions answered

What are the signs a 2020 Mercedes-Benz CLS-Class needs a coolant service?Common signs include a higher-than-usual temperature gauge, a sweet smell or puddle, and coolant that looks rusty, cloudy, or low.

These signs can reflect depleted coolant protection, a leak, or another cooling-system concern. Do not open the system while it is hot or under pressure; checking it should be done cold. A service visit can test coolant condition and system pressure.

  • Temperature gauge running higher than usual
  • Sweet smell or puddle beneath the vehicle
  • Rusty, cloudy, or low coolant in the reservoir
What is included in a coolant service on a 2020 Mercedes-Benz CLS-Class?The service drains and refills the coolant, pressure-tests the system, and inspects the hoses, cap, radiator, and water pump area.

The refill uses the coolant type and concentration specified by the manufacturer for this vehicle. Pressure testing helps distinguish routine coolant service from a leak that needs repair. The system must be checked cold because it is pressurized and hot after operation.

  • Drain and refill with manufacturer-specified coolant
  • Cooling-system pressure test for leaks
  • Inspection of hoses, cap, radiator, and water pump area
How often should the coolant in a 2020 Mercedes-Benz CLS-Class be changed?The manufacturer’s published maintenance schedule settles when coolant service is due, and no interval is stated here for this model year.

Coolant condition can also be tested during a service visit between scheduled points. That testing helps determine whether the additive package remains protective or whether service is appropriate sooner. The condition found in the system determines whether maintenance or leak diagnosis should follow.

  • Follow the manufacturer’s maintenance schedule
  • Have coolant condition tested at a service visit
  • Investigate a low level rather than repeatedly topping it off
What kind of coolant does a 2020 Mercedes-Benz CLS-Class use?Mercedes-Benz specifies the coolant type for this vehicle, and coolants are not interchangeable.

Color is not a reliable guide to what is in the bottle, so selecting fluid by appearance can be incorrect. The coolant used in service should match the manufacturer’s specified type and concentration. A technician can verify the condition during the visit without relying on color alone.

  • Use the manufacturer-specified coolant type
  • Do not assume different coolants can be mixed
  • Do not use color as the deciding identification method
Can I just top off the coolant in a 2020 Mercedes-Benz CLS-Class?Topping off restores the coolant level but does nothing for the additive package, so a repeatedly dropping level requires an inspection.

A low reservoir can indicate a leak rather than normal consumption. The cooling system is under pressure and hot after running, so it should be checked cold rather than opened immediately after driving. A pressure test can help identify whether the system needs repair.

  • Adding coolant does not renew depleted additives
  • A falling level can indicate a leak
  • Check the system only when it is cold
How do I book cooling system service at Mercedes-Benz of Draper?You can schedule service online or call Mercedes-Benz of Draper in Draper at 385-425-5461.

The appointment can include a coolant condition check, system pressure test, and inspection of the related components. These checks help separate coolant service that is due from a leak that needs repair. Mercedes-Benz of Draper is at 11548 Lone Peak Parkway, Draper, UT 84020.