2007 Lexus IS350

Introduction:

The 2007 Lexus IS350 is a compact luxury sedan that comes equipped with a powerful 3.5L V6 engine and a 6-speed automatic transmission. It delivers impressive performance with 306 horsepower and 277 lb-ft of torque. While it provides a comfortable and refined driving experience, certain issues have been reported by owners.

Engine:

3.5L V6

Carbon Buildup on Intake Valves:

• Description/Symptoms: Over time, carbon deposits can accumulate on the intake valves, causing reduced engine performance and potential engine knock.
• Solution: Regular engine cleaning is required to remove the carbon buildup. This can be done by a mechanic or using specialized cleaners.
• Estimated Cost to Fix: $200 - $300+
• Recalls: None Found

Transmission:

6-Speed Automatic

Delayed Shifts:

• Description/Symptoms: The transmission may hesitate or delay when shifting gears, especially during hard acceleration or deceleration.
• Solution: Replacing or updating the transmission control module (TCM) can resolve the issue.
• Estimated Cost to Fix: $500 - $1,000+
• Recalls: None Found

Suspension:

No Issues Found

Electrical:

ECU Programming Issues:

• Description/Symptoms: Software glitches in the engine control unit (ECU) can cause various electrical problems, such as rough idling, stalling, or warning lights on the dashboard.
• Solution: Updating the ECU software is necessary to correct the issues.
• Estimated Cost to Fix: $100 - $300
• Recalls: None Found

Exterior:

Headlight Condensation:

• Description/Symptoms: Moisture can accumulate inside the headlights, causing condensation and poor visibility at night.
• Solution: Replacing the headlight assembly or using anti-fogging solutions can solve the issue.
• Estimated Cost to Fix: $200 - $400
• Recalls: None Found

Interior:

HVAC Issues:

• Description/Symptoms: The heating, ventilation, and air conditioning (HVAC) system may not function properly, leading to temperature fluctuations or airflow problems.
• Solution: Inspecting and replacing faulty components, such as the HVAC actuators, blend door, or compressor, is usually necessary.
• Estimated Cost to Fix: $200 - $500+
• Recalls: None Found

Dashboard Rattling:

• Description/Symptoms: The dashboard may rattle or make noises while driving over uneven surfaces.
• Solution: Tightening loose components or replacing damaged clips can eliminate the rattling.
• Estimated Cost to Fix: $100 - $200
• Recalls: None Found

Summary:

Overall, the 2007 Lexus IS350 is a dependable vehicle with a few reported issues. Most of the problems are relatively minor and inexpensive to fix. The carbon buildup on intake valves is the most common and potentially expensive issue, but regular maintenance can help prevent it.