2006 Lexus IS350

2006 Lexus IS350 Vehicle Introduction

The 2006 Lexus IS350 is a compact luxury sports sedan praised for its smooth ride, powerful engine, and refined interior. It offers a single engine and transmission option:

• Engine: 3.5-liter V6 producing 306 horsepower and 277 lb-ft of torque

People generally appreciate the IS350’s reliability, but some have reported issues in specific areas.

Engine 3.5-liter V6

Upper Intake Manifold Plenum Gasket Failure

• Description/Symptoms: Leaking coolant, overheating, rough idle
• Solution: Replace upper intake manifold plenum gasket
• Estimated Cost to Fix: $400 - $600+

Transmission 6-speed Manual

No Issues Found

Suspension

Front Lower Control Arm Ball Joint Failure

• Description/Symptoms: Clunking or popping noises during suspension movement
• Solution: Replace lower control arm ball joint
• Estimated Cost to Fix: $200 - $400+

Rear Shock Absorber Mount Failure

• Description/Symptoms: Excessive vibration, rattling noises from the rear
• Solution: Replace shock absorber mount
• Estimated Cost to Fix: $150 - $300+

Electrical

Battery Drain

• Description/Symptoms: Battery dies quickly after sitting
• Solution: Diagnose and repair electrical system issue causing drain
• Estimated Cost to Fix: $100 - $500+

Exterior

No Issues Found

Interior

Cruise Control Switch Malfunction

• Description/Symptoms: Cruise control not engaging or disengaging
• Solution: Replace cruise control switch
• Estimated Cost to Fix: $150 - $250+

Summary

The 2006 Lexus IS350 is generally a reliable vehicle, but it has experienced some issues that can be costly to repair. Upper intake manifold plenum gasket failure and front lower control arm ball joint failure are common engine and suspension issues, respectively. These issues can lead to overheating, excessive vibration, and costly repairs. In addition, the vehicle has also been subject to battery drain and cruise control switch malfunction, further increasing repair costs.