2020 Kia Cadenza

The 2020 Kia Cadenza is a full-size sedan offering a comfortable ride, a spacious interior, and a good amount of features for its price point. It’s powered by a 3.3L Lambda II V6 engine producing 290 horsepower and 253 lb-ft of torque, paired with an 8-speed automatic transmission. Many owners appreciate the Cadenza’s smooth ride, quiet cabin, and stylish design. Some common complaints include the infotainment system being somewhat dated compared to competitors and that the fuel economy isn’t the best.

Engine

3.3L Lambda II V6

• Oil Leaks
  • Description/Symptoms: Oil leaks may occur from the valve cover gaskets and the front timing cover. Symptoms include visible oil on the engine, a burning oil smell, and low oil levels.
  • Solution: Replacing the valve cover gaskets and resealing the front timing cover.
  • Estimated Cost to Fix: $200 - $500+ depending on location.
• Engine Knocking
  • Description/Symptoms: Some owners have reported experiencing engine knocking or pinging, especially under load. This can be caused by low-quality fuel or carbon buildup.
  • Solution: Using premium fuel (higher octane) and performing an engine cleaning service (e.g., fuel injector cleaning, induction service).
  • Estimated Cost to Fix: $50 - $300+
  • Recalls: None Found

Transmission

8-Speed Automatic

• Harsh Shifting
  • Description/Symptoms: Some owners have noticed harsh or jerky shifting, particularly between certain gears. This can be more noticeable when the transmission is cold.
  • Solution: In some cases, a software update to the transmission control module (TCM) can resolve the issue. In other cases, replacing the valve body might be required.
  • Estimated Cost to Fix: $100 - $1,500+
• Delayed Engagement
  • Description/Symptoms: A delay in engagement when shifting from Park to Drive or Reverse.
  • Solution: Some cases require transmission replacement.
  • Estimated Cost to Fix: $4,000+
  • Recalls: None Found

Suspension

• Noises
  • Description/Symptoms: Clunking noises coming from the front or rear suspension. Can be caused by worn sway bar end links or struts.
  • Solution: Replacing the worn suspension components.
  • Estimated Cost to Fix: $100 - $400+ per corner

Electrical

• Infotainment System Freezing/Rebooting
  • Description/Symptoms: The infotainment system may occasionally freeze, lag, or unexpectedly reboot.
  • Solution: Updating the infotainment system software. In some cases, the unit may need replacement.
  • Estimated Cost to Fix: $0 - $1,000+ (if replacement needed)
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Some owners reported the car battery unexpectedly drains down after sitting for a day or two.
  • Solution: Replacement of the battery.
  • Estimated Cost to Fix: $100 - $300+

Exterior

• No Issues Found

Interior

• Creaking Dash
  • Description/Symptoms: Creaking or rattling noises coming from the dashboard, especially on rough roads.
  • Solution: Locating and securing the loose components within the dashboard. This may involve adding foam padding or tightening fasteners.
  • Estimated Cost to Fix: $100 - $300+ depending on dealer or shop labor.

Summary

The 2020 Kia Cadenza can have some issues regarding the Engine, Transmission, Suspension, and Electrical. The severity of these issues can vary, with some being relatively minor annoyances and others requiring more substantial repairs. Repair costs can range from a few hundred dollars for minor fixes to several thousand dollars for major component replacements, like the transmission. While not overly common, potential buyers should be aware of these issues and perform a thorough inspection and test drive before purchasing.