2018 Chevrolet Trax

The 2018 Chevrolet Trax is a subcompact SUV known for its maneuverability and fuel efficiency, powered by a 1.4L turbocharged four-cylinder engine that produces 138 horsepower and 148 lb-ft of torque. This engine is paired with a 6-speed automatic transmission, the only transmission option available for this vehicle. Owners often appreciate the Trax’s ease of parking and available all-wheel-drive, but some find the engine underpowered and the interior materials less than premium.

Engine

1.4L Turbocharged I4 (LUJ/LUV)

• Turbocharger Failure
  • Description/Symptoms: Reduced engine power, whistling or whining noises from the engine bay, check engine light illumination. Can be caused by oil starvation, contamination or simply wear and tear.
  • Solution: Replacement of the turbocharger.
  • Estimated Cost to Fix: $800 - $1500+
  • Recalls: None Found
• PCV Valve Failure
  • Description/Symptoms: Rough idle, vacuum leak, check engine light, oil leaks, increased oil consumption.
  • Solution: Replacement of the PCV valve.
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found

Transmission

6-Speed Automatic (6T40)

• Harsh Shifting/Slipping
  • Description/Symptoms: Erratic or delayed shifting, slipping between gears, harsh engagement, especially between 1st and 2nd gear, check engine light may illuminate.
  • Solution: In some cases, a software update can resolve the issue. In other cases, replacement of the valve body or a complete transmission rebuild/replacement is necessary.
  • Estimated Cost to Fix: $100 (software update) - $3000+ (transmission replacement)
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Battery Drain
  • Description/Symptoms: Vehicle struggles to start or fails to start, especially after sitting for a short period. Can be due to parasitic draw from faulty modules or accessories.
  • Solution: Diagnose and repair the parasitic draw by identifying the faulty component. Possible culprits include the radio, BCM, or aftermarket accessories. Replace the battery if it’s unable to hold a charge.
  • Estimated Cost to Fix: $100 - $500+ (depending on the source of the drain)
  • Recalls: None Found
• Infotainment System Malfunctions
  • Description/Symptoms: Screen freezing, unresponsive touch controls, Bluetooth connectivity issues, or complete system failure.
  • Solution: Try a system reset (check owner’s manual). Software updates may be available. If the problem persists, the infotainment unit may need to be replaced.
  • Estimated Cost to Fix: $0 (reset) - $800+ (replacement)
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Seat Heater Failure
  • Description/Symptoms: Seat heater not working or inconsistent heating.
  • Solution: Diagnose and replace the faulty heating element or switch.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Summary

The 2018 Chevrolet Trax has a few common issues. Turbocharger and PCV Valve failures are the most concerning engine issues. Transmission issues such as harsh shifting can arise, and electrical problems like battery drain and infotainment malfunctions are also notable. Interior issues like seat heater failure can occur. While some repairs are relatively inexpensive, others, like transmission or turbocharger replacement, can be costly. Overall, the 2018 Trax is a reliable vehicle but keep a look out for the common issues.