2020 Mercedes-Benz OH 1625

The 2020 Mercedes-Benz OH 1625 is a heavy-duty truck that is available with a variety of engine and transmission options. The OM 471 engine is available with either a 12-speed Mercedes PowerShift 3 automated manual transmission or a 16-speed Mercedes G 131-16 manual transmission. The OM 473 engine is available with either a 12-speed Mercedes PowerShift 3 automated manual transmission or a 16-speed Mercedes G 211-16 manual transmission. The truck is well-liked for its powerful engines and comfortable interior, but some owners have reported issues with certain components.

Engine

OM 471 with Mercedes PowerShift 3

• Turbocharger failure
  • Description/Symptoms: Loss of power, black smoke from exhaust, excessive oil consumption
  • Solution: Replace turbocharger
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found
• Exhaust gas recirculation (EGR) valve failure
  • Description/Symptoms: Reduced engine performance, increased emissions, check engine light
  • Solution: Replace EGR valve
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found

OM 471 with Mercedes G 131-16

• Clutch failure
  • Description/Symptoms: Difficulty shifting gears, grinding noises, loss of power
  • Solution: Replace clutch
  • Estimated Cost to Fix: $1,500 - $2,500
  • Recalls: None Found

OM 473 with Mercedes PowerShift 3

• Transmission control unit (TCU) failure
  • Description/Symptoms: Erratic shifting, loss of gears, check engine light
  • Solution: Replace TCU
  • Estimated Cost to Fix: $1,000 - $2,000
  • Recalls: None Found

OM 473 with Mercedes G 211-16

• Driveline vibration
  • Description/Symptoms: Vibrations felt throughout the vehicle, especially at highway speeds
  • Solution: Balance driveshaft or replace U-joints
  • Estimated Cost to Fix: $500 - $1,500
  • Recalls: None Found

Transmission

PowerShift 3 12-Speed

• Shift solenoid failure
  • Description/Symptoms: Difficulty shifting gears, delayed shifts, check engine light
  • Solution: Replace shift solenoid
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found

G 131-16 16-Speed

• Synchronizer ring failure
  • Description/Symptoms: Grinding noises when shifting gears, difficulty engaging gears
  • Solution: Replace synchronizer ring
  • Estimated Cost to Fix: $1,000 - $2,000
  • Recalls: None Found

G 211-16 16-Speed

• No issues found

Suspension

• Leaf spring breakage
  • Description/Symptoms: Sagging suspension, uneven tire wear, loss of stability
  • Solution: Replace leaf springs
  • Estimated Cost to Fix: $1,000 - $2,000
  • Recalls: None Found
• Air suspension leak
  • Description/Symptoms: Loss of air pressure, sagging suspension, compressor running constantly
  • Solution: Find and repair leak, replace air suspension components as needed
  • Estimated Cost to Fix: $1,000 - $3,000+
  • Recalls: None Found

Electrical

• Alternator failure
  • Description/Symptoms: Dimming lights, loss of electrical power, battery not charging
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found
• Battery drain
  • Description/Symptoms: Dead battery after sitting for a period of time
  • Solution: Diagnose and repair electrical system, replace battery if necessary
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found

Exterior

• Headlight condensation
  • Description/Symptoms: Moisture inside headlights
  • Solution: Replace headlight assembly
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found
• Tailgate latch failure
  • Description/Symptoms: Tailgate will not open or close properly
  • Solution: Replace tailgate latch
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Interior

• Heater core failure
  • Description/Symptoms: No heat or cold air from heater, coolant leak
  • Solution: Replace heater core
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found
• Door lock failure
  • Description/Symptoms: Door will not lock or unlock properly
  • Solution: Replace door lock actuator
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Summary

The 2020 Mercedes-Benz OH 1625 is a capable heavy-duty truck, but it has been known to have some issues with certain components. The most common issues seem to be related to the engine, transmission, and suspension. The severity of the issues can vary, and the cost to fix them can range from a few hundred dollars to several thousand dollars. Overall, the Mercedes-Benz OH 1625 is a good choice for those who need a reliable and powerful truck, but it is important to be aware of the potential issues that it may have.