2006 Hyundai Sonata
The 2006 Hyundai Sonata was available with three different engine and transmission options:
- 2.4L inline-4 with 4-speed automatic transmission
- 2.4L inline-4 with 5-speed manual transmission
- 3.3L V6 with 5-speed automatic transmission
The Sonata was praised for its spacious interior, comfortable ride, and value for money. However, it was criticized for its lackluster performance, poor fuel economy, and cheap-feeling interior materials.
Engine
2.4L Inline-4 with 4-Speed Automatic Transmission
- Knocking Noise in Engine Description/Symptoms: A knocking noise is heard from the engine, especially when accelerating or under load. Solution: Replace the engine’s connecting rod bearings. Estimated Cost to Fix: $1,500 - $2,500+ Recalls: None Found
- Engine Oil Leak Description/Symptoms: Engine oil leaks from the valve cover gasket or oil pan gasket. Solution: Replace the leaking gasket. Estimated Cost to Fix: $200 - $400+ Recalls: None Found
2.4L Inline-4 with 5-Speed Manual Transmission
No Issues Found
3.3L V6 with 5-Speed Automatic Transmission
- Intake Manifold Gasket Failure Description/Symptoms: The intake manifold gasket fails, causing coolant and oil leaks. Solution: Replace the intake manifold gasket. Estimated Cost to Fix: $400 - $600+ Recalls: None Found
Transmission
4-Speed Automatic Transmission
- Slipping or Jerking Transmission Description/Symptoms: The transmission slips or jerks when shifting gears or accelerating. Solution: Replace or rebuild the transmission. Estimated Cost to Fix: $2,000 - $3,500+ Recalls: None Found
5-Speed Manual Transmission
No Issues Found
Suspension
No Issues Found
Electrical
- Electrical Shorts Description/Symptoms: Electrical shorts cause problems with various electrical components, such as lighting, power windows, and door locks. Solution: Diagnose and repair the electrical short. Estimated Cost to Fix: $200 - $1,000+ Recalls: None Found
Exterior
No Issues Found
Interior
- Dashboard Cracking Description/Symptoms: The dashboard cracks and deteriorates over time. Solution: Replace the dashboard. Estimated Cost to Fix: $500 - $1,000+ Recalls: None Found
- Headliner Sagging Description/Symptoms: The headliner sags and separates from the roof. Solution: Reattach or replace the headliner. Estimated Cost to Fix: $200 - $400+ Recalls: None Found
Summary
The 2006 Hyundai Sonata has several potential issues, particularly with the engine, transmission, and electrical systems. While some repairs are relatively inexpensive, major issues like a knocking engine or transmission replacement can be costly. Before purchasing a used Sonata, it is advisable to have it thoroughly inspected by a qualified mechanic to identify any potential problems.