Mercedes Benz Service B Cost
Mercedes Benz Service B, also known as Flex B or Schedule B, is a service interval in the Mercedes Flexible Service System, and as a Mercedes Benz owner, you will need to perform this service when the service indicator alerts you the service is necessary, typically at every 20,000 miles.
Mercedes Benz Service B cost
The cost of the Mercedes Benz Service B will depend on the dealership you choose, your geographical location and if you’re taking advantage of any promotions. With so many people sharing their costs online, we were able to determine that the costs could range anywhere from as little as $400 to more than $1,000, regardless of the model, whether it was a c300 or e350. Most people, who did share their costs, highly recommended calling various dealers as the prices would vary. Some even recommended checking out reputable local mechanics who have experience with your Mercedes Benz model.
Be sure to look at our table below for the prices people paid, along with the source of that information, at their local dealership:
Prices found online... | |
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Quoted $500 | SOURCE |
Quoted $1,550 | SOURCE |
$1,000 | SOURCE |
$530 | SOURCE |
$350 | SOURCE |
$620 | SOURCE |
NOTE: These prices can greatly increase if the technician were to find additional problems during the inspection. Some dealers may even recommend system service at certain intervals, which could include a brake fluid service, coolant service, transmission service and air condition service, to name a few.
What is included in the Service B schedule?
The Mercedes Benz Service B checklist below will adhere to all required elements listed by the model as indicated by Mercedes-Benz Maintenance Systems.
INTERIOR
- Examine the warning, indicator lamps and all interior lighting
- Replace the windshield wipers
- Inspect the windshield washer system and refill the fluids if necessary
- Check the seatbelt functioning
- Reset the maintenance service counter
- With the exception of SLK and R-class models, the cabin filter is replaced
- Test the parking brake
WHEELS AND BRAKES
- Examine the front and rear brake pads and rotors for thickness
- Examine the tires for any damage and wear and tear
- Measure the tread depth on the tires
- Inflate all tires, including spare tire, to specifications and reset the TPC counter if need be
UNDERSIDE
- Examine for any fluid leaks
- Inspect axle ball joints the rubber boots
- Examine the mechanical steering compartment and rubber boots
ENGINE COMPARTMENT
- Examine the entire engine compartment
- Check and re-fill all fluids
- Change the oil and the oil filter
- Examine the cooling system, antifreeze and the corrosion
- Examine the hydraulic part of the braking system
- Examine the power steering fluid levels for any signs of leakage
- Check the Active Body Control (ABC)
- Examine and test the battery
- Inspect the trunk release for functionality
- Examine the condition of the Poly-V belt and the other belts
NOTE: Depending on the mileage on your vehicle, the dealership may recommend additional maintenance items, which may include flushing the brake fluid, draining and refilling the coolant, changing the transmission oil and/or recharging the air conditioning system.
Tips to know
Mercedes Benz Service B is designed for MY09 models (1998 and newer) and newer and should be completed when your vehicle reaches its first 20,000 miles and every 20,000 miles thereafter.
As this is a common service, check out your local dealership’s website before going to the service department to see if any specials/coupons are available. Looking around, we were able to find $40 and $50 off coupons that you could print online.
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Average Reported Cost: $0

