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2021 Mercedes-Benz OH 1518

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By Research the Car 1 min read

Introduction:

The 2021 Mercedes-Benz OH 1518 is a medium-duty truck that offers a range of engine and transmission options. Its reliable performance, comfortable interior, and advanced safety features make it a popular choice for commercial applications. However, some specific issues have been reported by owners, which are detailed below:

Engine

  • OM934LA Diesel Engine
    • Intake Valve Failure: Intake valves may stick or break, leading to engine misfires, loss of power, and potential catastrophic engine damage.
    • Solution: Replace faulty intake valves and associated components.
    • Estimated Cost to Fix: $3,000 - $5,000+
    • Recalls: NHTSA 21V-518

Transmission

  • G140-12 Manual Transmission
    • Synchronizer Issues: Synchronizers may fail, making it difficult or impossible to shift gears.
    • Solution: Replace worn or damaged synchronizers.
    • Estimated Cost to Fix: $1,500 - $2,500
  • PowerShift 3 Automatic Transmission
    • No Issues Found

Suspension

  • Leaf Spring Breakage: Rear leaf springs may break, causing the truck to lean to one side and affecting handling.
  • Solution: Replace broken leaf springs.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: NHTSA 21V-519

Electrical

  • Battery Discharge: Batteries may discharge prematurely due to parasitic drain or faulty components.
  • Solution: Diagnose and repair faulty electrical components or replace batteries.
  • Estimated Cost to Fix: $200 - $500+

Exterior

  • Windshield Seal Failure: Windshield seals may fail, allowing water and wind into the cab.
  • Solution: Replace faulty windshield seals.
  • Estimated Cost to Fix: $300 - $600

Interior

  • Door Lock Malfunction: Door locks may fail to open or close properly.
  • Solution: Replace faulty door lock actuators or mechanisms.
  • Estimated Cost to Fix: $400 - $800

Summary:

Overall, the 2021 Mercedes-Benz OH 1518 is a reliable truck with few significant issues. However, potential owners should be aware of the reported intake valve failure problem with the OM934LA engine, which can be costly to repair. The other issues, while less severe, can still be inconvenient and impact the performance or safety of the vehicle.

Mercedes-Benz, OH 1518
Mercedes-Benz OH 1518 2021
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