2007 Lexus GS350

The 2007 Lexus GS350 is a mid-size luxury sedan known for its smooth ride, comfortable interior, and Lexus reliability. This model year features a 3.5L V6 engine (2GR-FSE) producing 303 horsepower and 274 lb-ft of torque, paired with a 6-speed automatic transmission. Other engine options for the 2007 GS series include the GS 430 with a 4.3L V8 and the GS 450h hybrid with a 3.5L V6 hybrid powertrain. The GS350 is generally liked for its refinement and build quality, but some common complaints include issues with the navigation system, cracking dashboards, and potential for carbon buildup in the engine.

Engine

3.5L V6 (2GR-FSE)

• Carbon Buildup
  • Description/Symptoms: Direct injection engines like the 2GR-FSE can be prone to carbon buildup on the intake valves, leading to rough idling, decreased fuel economy, misfires, and a loss of power.
  • Solution: Cleaning the intake valves via walnut blasting or chemical cleaning is a common fix.
  • Estimated Cost to Fix: $400 - $800+
  • Recalls: None Found

Transmission

6-Speed Automatic

• Harsh Shifting/Hesitation
  • Description/Symptoms: Some owners report experiencing harsh or delayed shifting, particularly when the transmission is cold. This can sometimes be attributed to worn transmission fluid, but in other cases, it may indicate a problem with the valve body or solenoids.
  • Solution: Performing a transmission fluid flush may help. In more severe cases, replacing the valve body or individual solenoids may be required.
  • Estimated Cost to Fix: $150 (fluid flush) - $1500+ (valve body replacement)
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Navigation System Failure
  • Description/Symptoms: The navigation system can fail, freeze, or display incorrect information. This can be due to a faulty navigation unit or a software issue.
  • Solution: Software updates, fuse replacement, or replacement of the entire navigation unit may be necessary.
  • Estimated Cost to Fix: $100 (fuse) - $200+ (Software Update) - $500+ (Navigation Unit Replacement)
  • Recalls: None Found
• AFS (Adaptive Front-lighting System) Malfunction
  • Description/Symptoms: The AFS light may illuminate on the dashboard, indicating a problem with the adaptive headlights. The headlights may not turn or adjust properly.
  • Solution: Diagnosis of the AFS system, which may involve checking the AFS motor, sensors, or wiring. Replacing faulty components as needed.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Dashboard Cracking
  • Description/Symptoms: The dashboard can develop cracks, particularly in warmer climates or with prolonged sun exposure.
  • Solution: Replacement of the dashboard.
  • Estimated Cost to Fix: $800 - $1500+
  • Recalls: None Found

Summary

The 2007 Lexus GS350 is a generally reliable vehicle, but owners should be aware of potential issues such as carbon buildup, transmission problems, and electrical glitches. The most expensive potential repair is dashboard replacement, and navigation system failures can also be costly. While dashboard cracking and carbon build-up are fairly common complaints, not all owners experience these issues. Overall, with proper maintenance and attention to potential warning signs, the GS350 can be a solid and enjoyable vehicle.