2010 INFINITI G37

The 2010 INFINITI G37 is a popular luxury sports sedan, coupe, and convertible known for its performance and styling. It is equipped with a 3.7-liter V6 engine (VQ37VHR) that produces 328 horsepower and 269 lb-ft of torque. Some owners appreciate the car’s responsive handling, powerful engine, and upscale interior. However, some common complaints include higher than average fuel consumption, some reliability concerns, and relatively firm ride quality. This model year comes with either a 7-speed automatic or a 6-speed manual transmission, each with their own set of potential issues.

Engine

3.7L VQ37VHR V6

• Oil Consumption
  • Description/Symptoms: Excessive oil consumption, requiring frequent top-offs. Some owners have reported consuming a quart of oil every 1,000 miles or less. This can lead to low oil levels and potential engine damage if not monitored.
  • Solution: Some owners have had success with using thicker oil, but a more permanent solution often involves replacing the piston rings. A compression test and leak-down test can help diagnose the severity.
  • Estimated Cost to Fix: $2,000 - $4,000+ depending on the extent of the damage and the shop.
  • Recalls: None Found
• Gallery Gasket Failure
  • Description/Symptoms: Failure of the gallery gaskets (paper gaskets that supply oil to the valve timing system), leading to low oil pressure, VVEL (Variable Valve Event and Lift) malfunction, and potential engine damage. Symptoms can include rough idle, loss of power, and engine noise.
  • Solution: Replacement of the gallery gaskets with updated metal gaskets. This is a labor-intensive job requiring disassembly of the front of the engine.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Transmission

7-Speed Automatic

• Valve Body Issues
  • Description/Symptoms: Erratic shifting, slipping between gears, harsh shifting, and delayed engagement. Can also trigger transmission warning lights on the dashboard.
  • Solution: Replacement or rebuild of the valve body with updated components. Some owners have found success with aftermarket valve bodies designed to address these issues.
  • Estimated Cost to Fix: $800 - $2,500+ depending on the repair needed.
  • Recalls: None Found
• Torque Converter Failure
  • Description/Symptoms: Shuddering during acceleration, especially at lower speeds, as well as clunking and banging noises while shifting gears.
  • Solution: Replacement of the torque converter.
  • Estimated Cost to Fix: $800 - $1500+
  • Recalls: None Found

6-Speed Manual

No Issues Found

Suspension

• Rear Differential Bushing Failure
  • Description/Symptoms: Clunking noise from the rear of the vehicle, especially when shifting gears or accelerating/decelerating. Can also cause vibrations and instability.
  • Solution: Replacement of the rear differential bushings. Many owners upgrade to aftermarket polyurethane bushings for increased durability.
  • Estimated Cost to Fix: $300 - $800+ depending on labor rates and parts used.
  • Recalls: None Found
• Wheel Bearing Failure
  • Description/Symptoms: Humming or grinding noise that increases with vehicle speed.
  • Solution: Replacement of the affected wheel bearing.
  • Estimated Cost to Fix: $300-$700+ per wheel
  • Recalls: None Found

Electrical

• Bluetooth Connectivity Issues
  • Description/Symptoms: Inconsistent Bluetooth pairing, dropped calls, inability to connect devices, and distorted audio.
  • Solution: Resetting the Bluetooth system, updating the navigation/entertainment system software (if available), or replacing the Bluetooth module.
  • Estimated Cost to Fix: $0 (reset) to $500+ (module replacement)
  • Recalls: None Found
• Navigation System Failure
  • Description/Symptoms: Freezing, crashing, inaccurate GPS data, and failure to load maps.
  • Solution: Updating the navigation software, replacing the navigation unit, or repairing damaged wiring.
  • Estimated Cost to Fix: $100 (software update) to $1,000+ (unit replacement).
  • Recalls: None Found

Exterior

• Door Lock Actuator Failure
  • Description/Symptoms: Door not locking or unlocking properly with the key fob or interior switch.
  • Solution: Replacement of the faulty door lock actuator.
  • Estimated Cost to Fix: $200 - $400+ per door.
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof not opening or closing smoothly, getting stuck, or making unusual noises.
  • Solution: Cleaning and lubricating the sunroof tracks, repairing or replacing damaged cables, or replacing the sunroof motor.
  • Estimated Cost to Fix: $100 (cleaning/lubrication) to $800+ (motor replacement).
  • Recalls: None Found
• Seat Motor Failure
  • Description/Symptoms: Seat no longer adjusting to desired position, grinding or whirring noises when trying to adjust the seat.
  • Solution: Replacement of the affected seat motor.
  • Estimated Cost to Fix: $300 - $700+ per seat.
  • Recalls: None Found

Summary

The 2010 INFINITI G37 is a stylish and sporty vehicle with some known issues. The most significant concerns revolve around the engine, particularly oil consumption and gallery gasket failure, which can lead to costly repairs. Transmission issues with the 7-speed automatic are also relatively common. While other issues exist with the suspension, electrical system, and interior, these are generally less severe and less frequent. Potential buyers should be aware of these common problems and factor in potential repair costs when considering purchasing a used 2010 G37. Performing a thorough pre-purchase inspection by a qualified mechanic is highly recommended.