2019 INFINITI Q70L
The 2019 INFINITI Q70L is a luxury sedan that offers a comfortable ride and a spacious interior, especially in the “L” long-wheelbase version. Engine options include a 3.7-liter V6 producing 330 horsepower and 270 lb-ft of torque, and a more powerful 5.6-liter V8 generating 416 horsepower and 414 lb-ft of torque. Both engines are paired with a 7-speed automatic transmission. Owners often praise the Q70L for its smooth ride, luxurious appointments, and powerful engine options. Common complaints include a dated infotainment system, lower fuel economy than competitors, and less engaging driving dynamics compared to some other luxury sedans.
Engine
3.7L V6
- Oil Leaks
- Description/Symptoms: Oil leaks can develop from the valve cover gaskets, oil pan gasket, or front timing cover. Symptoms include visible oil leaks under the car, a burning oil smell, and low oil levels.
- Solution: Replace the affected gaskets. Cleaning the engine to ensure there are no other leaks.
- Estimated Cost to Fix: $200 - $1,000+ (depending on the leak location and labor rates)
- Recalls: None Found
5.6L V8
- Oil Leaks
- Description/Symptoms: Oil leaks can develop from the valve cover gaskets, oil pan gasket, or front timing cover. Symptoms include visible oil leaks under the car, a burning oil smell, and low oil levels.
- Solution: Replace the affected gaskets. Cleaning the engine to ensure there are no other leaks.
- Estimated Cost to Fix: $200 - $1,000+ (depending on the leak location and labor rates)
- Recalls: None Found
Transmission
7-Speed Automatic Transmission (Both Engine Options)
- Rough Shifting/Hesitation
- Description/Symptoms: Some owners have reported experiencing rough or delayed shifting, particularly between lower gears. Hesitation upon acceleration can also occur.
- Solution: Could be caused by low transmission fluid, or a faulty valve body. Start by performing a transmission fluid flush, then inspect the valve body for any damage.
- Estimated Cost to Fix: $200 - $3,000+ (fluid flush to valve body replacement)
- Recalls: None Found
Suspension
- No Issues Found
Electrical
- Infotainment System Freezing/Crashing
- Description/Symptoms: The infotainment system can freeze, become unresponsive, or crash requiring a restart. This can affect navigation, audio, and climate controls.
- Solution: Check for software updates. If the issue persists, the infotainment unit might need replacement.
- Estimated Cost to Fix: $100 - $1,500+ (software update to unit replacement)
- Recalls: None Found
- Battery Drain
- Description/Symptoms: Some owners have reported issues with the battery draining prematurely, especially if the vehicle sits for extended periods.
- Solution: Have the battery tested and replaced if necessary. Investigate for parasitic draws in the electrical system.
- Estimated Cost to Fix: $150 - $400+ (battery replacement and parasitic draw diagnosis)
- Recalls: None Found
Exterior
- No Issues Found
Interior
- Navigation System Inaccuracies/Outdated Maps
- Description/Symptoms: The built-in navigation system might display inaccurate information or use outdated map data, leading to incorrect directions.
- Solution: Update the navigation system’s map data or use aftermarket navigation apps through smartphone integration.
- Estimated Cost to Fix: $150+ (for map updates)
- Recalls: None Found
Summary
The 2019 INFINITI Q70L generally exhibits reliability issues, though some common issues can arise. Oil leaks and infotainment system glitches are common concerns, while transmission issues are less frequently reported. The cost of repairs can vary significantly depending on the severity of the problem and the component affected, but generally ranges from a few hundred dollars for minor fixes to several thousand dollars for major repairs. While there are not significant recalls, prospective buyers should be aware of the common issues.