2018 Mercedes-Benz Alliado

Introduction

The 2018 Mercedes-Benz Alliado is a mid-size luxury sedan offered with a variety of engine and transmission options. Praised for its stylish design, luxurious interior, and advanced technology, it also has some reported issues that potential buyers should be aware of. Engine options include a 2.0L inline-4 turbocharged engine with 255 horsepower and 273 lb-ft of torque, a 3.0L V6 biturbo engine with 362 horsepower and 369 lb-ft of torque, and a 4.0L V8 biturbo engine with 469 horsepower and 479 lb-ft of torque. Transmission options include a 9-speed automatic transmission, a 7-speed automatic transmission, and a 4MATIC all-wheel drive system.

Engine

2.0L Inline-4 Turbocharged Engine

• Turbocharger Failure
  • Description/Symptoms: Loss of power, increased engine noise, excessive smoke from exhaust
  • Solution: Replace turbocharger
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found

3.0L V6 Biturbo Engine

• Fuel Injector Failure
  • Description/Symptoms: Engine misfiring, hard starting, reduced fuel efficiency
  • Solution: Replace fuel injectors
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

4.0L V8 Biturbo Engine

• Intake Valve Failure
  • Description/Symptoms: Engine knocking, loss of power, increased oil consumption
  • Solution: Replace intake valves
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

Transmission

9-Speed Automatic Transmission

• Transmission Slipping
  • Description/Symptoms: Difficulty shifting gears, delayed acceleration, shuddering while shifting
  • Solution: Replace transmission fluid and filter, or replace transmission
  • Estimated Cost to Fix: $500 - $4,000+
  • Recalls: None Found

7-Speed Automatic Transmission

• Mechatronic Unit Failure
  • Description/Symptoms: Transmission won’t shift gears, transmission slipping, hard shifting
  • Solution: Replace mechatronic unit
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: Vehicle sagging on one side, reduced ride height, rough ride
  • Solution: Replace air suspension struts
  • Estimated Cost to Fix: $1,000 - $2,500+ per strut
  • Recalls: None Found

Electrical

• Battery Discharge
  • Description/Symptoms: Vehicle won’t start, dim headlights, battery warning light on
  • Solution: Replace battery, check for parasitic drain
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found

Exterior

• Door Handle Failure
  • Description/Symptoms: Door handle sticks or falls off, difficulty opening doors
  • Solution: Replace door handles
  • Estimated Cost to Fix: $500 - $1,000+ per door
  • Recalls: None Found

Interior

• Infotainment System Malfunction
  • Description/Symptoms: Touchscreen unresponsive, Bluetooth connectivity issues, software glitches
  • Solution: Update software, reset system, or replace infotainment unit
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Summary

The 2018 Mercedes-Benz Alliado offers a luxurious driving experience, but it is prone to various issues that can affect its reliability and performance. Engine problems, transmission issues, and suspension failures are among the most serious concerns reported by owners. The severity and cost of these issues can vary depending on the specific component affected and the extent of the damage. Potential buyers should carefully consider these issues before purchasing to avoid unexpected repair expenses down the road.