2018 Mercedes-Benz B-Class Mercedes-Benz B-Class 2018
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2018 Mercedes-Benz B-Class repairs by problem area

Engine (0%)

Transmission and Drivetrain (40%)

Brakes and Traction Control (0%)

Suspension and Steering (0%)

Electrical and Air Conditioning (60%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 5 repairs.
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2018 Mercedes-Benz B-Class 4dr Hatch

turbocharged 208hp 2.0L I4 7-speed automated manual AWD

Mercedes-Benz B-Class in Ontario, Canada
Oct 2020 - Jun 2022
Jul 2020

9300 mi		 “Clanking” noise when starting. Replaced flywheel. “Clanking” noise when starting. Replaced flywheel. 
Nov 2021

12805 mi		 Inconsistent air control. Fixed by replacing and reprogramming HVAC control module. HVAC system was hunting for settings. It kept changing vent outlet selection at random and would not settle on the proper position. Heat control CUP needed to be replaced. 
Apr 2022

13515 mi		 Hot spot in heated seat, and tear in seat cover. 

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2018 Mercedes-Benz B-Class Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2018 Mercedes-Benz B-Class problems occur, check out our car reliability stats.