What are the most common Infiniti G35 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2007 Infiniti G35 has 8 documented issues. The most frequently reported are: Belt Tension Sensor Harness Wear Prevents Airbag Deployment (Recall 10V175000), Steering Wheel Lock Malfunction, OCS Varistor Defect Suppresses Passenger Airbag (Recall 08V521000). Of these, 3 are rated critical and should be addressed promptly.
Is the Infiniti G35 reliable?
The 2007 Infiniti G35 has 8 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Belt Tension Sensor Harness Wear Prevents Airbag Deployment (Recall 10V175000) and Steering Wheel Lock Malfunction and OCS Varistor Defect Suppresses Passenger Airbag (Recall 08V521000). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Infiniti G35 problems?
Repair costs for known Infiniti G35 issues range from $0 to $3,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Belt Tension Sensor Harness Wear Prevents Airbag Deployment (Recall 10V175000), typically costs $0-$0 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2005-2007 Infiniti G35 Belt Tension Sensor Harness Wear Prevents Airbag Deployment (Recall 10V175000)?
The wire harness linking the belt tension sensor to the occupant detection sensor control unit under the front passenger seat is subject to relative movement as the seat is adjusted and as occupants shift. Over time that movement wears and oxidizes the terminals, interrupting the… Repairs typically run $0-$0. Severity: high.
What is the 2003-2007 Infiniti G35 Steering Wheel Lock Malfunction?
The electronic steering wheel lock mechanism can malfunction, preventing the car from starting or causing intermittent no-start conditions. The steering lock actuator motor fails internally, triggering a security fault. Repairs typically run $300-$900. Severity: high.
What is the 2007-2008 Infiniti G35 OCS Varistor Defect Suppresses Passenger Airbag (Recall 08V521000)?
A varistor inside the Occupant Classification System control unit, which sits in the front passenger seat cushion, was manufactured out of specification. Under certain conditions it interrupts the signal between the OCS and the airbag control unit. The airbag control unit interpr… Repairs typically run $0-$0. Severity: high.
What is the 2006-2008 Infiniti G35 Dashboard Melts, Turns Sticky, and Cracks Causing Windshield Glare?
The dashboard topper material breaks down under sustained sun and heat, going soft and tacky to the touch before developing shiny patches, cracks, and chipping — typically first around the defroster vents and the instrument binnacle. Beyond the cosmetic damage the degraded surfac… Repairs typically run $60-$2,500. Severity: medium.
What is the 2003-2007 Infiniti G35 VQ35DE Oil Consumption?
The VQ35DE engine in the G35 is known to consume excessive oil, sometimes burning 1 quart every 1,000-2,000 miles. This is typically caused by worn valve stem seals and piston rings that allow oil to enter the combustion chamber. Repairs typically run $800-$3,000. Severity: medium.
What is the 2006-2007 Infiniti G35 Headlamp Assemblies Fail FMVSS 108 Photometric Requirements (Recall 06V394000)?
Certain G35 headlamp assemblies do not meet the vertical gradient and headlamp photometric value requirements of Federal Motor Vehicle Safety Standard 108. In practice the beam cutoff is poorly defined and light output falls outside the required pattern, so the roadway is inadequ… Repairs typically run $0-$0. Severity: medium.
What is the 2003-2008 Infiniti G35 Clogged Sunroof Drains Causing Cabin Water Leaks and Electrical Faults?
The sunroof tray is designed to collect water and route it through four drain tubes running down the A- and C-pillars. Debris packs the drain nipples at the corners of the tray, the tray overflows, and water spills into the headliner and down the pillars into the cabin. Owners fi… Repairs typically run $0-$900. Severity: medium.
What is the 2003-2007 Infiniti G35 Power Window Regulator Failure?
The power window regulators in the G35 are prone to failure, causing windows to fall into the door or operate slowly. The plastic guide clips and cable mechanism wear out, especially in hot climates. Repairs typically run $150-$400. Severity: low.
