Is the 2004 Infiniti G35 reliable?

Generally yes, especially with documented maintenance. Expect typical wear items and a few common sensor/suspension issues as mileage increases, but the VQ 3.5L V6 is widely considered durable.

What are the most common 2004 Infiniti G35 problems?

Frequently reported issues include oil consumption or valve cover leaks, cam/crank position sensor failures causing stalling or no-start, front suspension bushing wear with clunks/vibration, and occasional automatic transmission shift concerns on neglected cars.

Are maintenance costs high on a 2004 G35?

Costs are usually moderate for an entry-luxury performance car. Routine items are reasonable, but budgeting for suspension refreshes, quality tires, and occasional sensors helps avoid surprise expenses.

What are the best years to buy for a used Infiniti G35?

Many shoppers prefer later first-gen years (2005–2007) for incremental updates, but a well-maintained 2004 can be an excellent value if service records are strong and common wear areas have been addressed.

What should I check before buying a 2004 Infiniti G35?

Look for oil leaks or low oil level, scan for engine codes related to cam/crank sensors, test for smooth transmission behavior, check suspension for clunks and uneven tire wear, and confirm maintenance history for fluids, brakes, and cooling system service. For the full ownership experience, get a complete owner’s guide with detailed specs, trim information, and the recommended maintenance schedules to keep your 2004 Infiniti G35 running at its best.

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Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2004 Infiniti G35 Reliability ReportCommon Problems, Repair Costs & Expert Verdict

83/ 100

KeepScore

LOW RISK

Grade: B+

A high-value, high-performance sedan with excellent bones, requiring attention to predictable age-related electrical and suspension wear.

Full system breakdown + what I would do

Quick Facts · 2004 Infiniti G35

Has 3 NHTSA recalls on record — the most notable involves the power train:clutch assembly.
Scores roughly in line with adjacent Infiniti G35 years — consistency that often signals a stable platform generation.
The system most likely to surface first: electrical system (moderate severity).

Should You Buy the 2004 Infiniti G35?

The 2004 Infiniti G35 stands out as a highly desirable used sport sedan, offering a compelling blend of performance, luxury, and respectable long-term reliability. Despite a few predictable maintenance items that crop up with age, this car remains an excellent value proposition that rewards owners with an engaging driving experience. If properly inspected and maintained, it's one of the most satisfying performance bargains you can confidently buy.

Biggest Strengths

Robust VQ35DE engine performance and durability
Engaging RWD/AWD handling dynamics
Generally strong build quality for its era

Top Risk Areas

The systems that break first on the 2004 Infiniti G35. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

Electrical Systemmoderate

Suspension Componentsmoderate

Engine Sensorsmoderate

Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

3 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

POWER TRAIN:CLUTCH ASSEMBLY

ZF SERVICE IS RECALL CERTAIN CLUTCH KIT ASSEMBLIES, PART NUMBER SX: K70358-01, SHIPPED TO WHOLESALERS AS SERVICE PARTS BETWEEN SEPTEMBER 1, 2010, AND MARCH 8, 2011. THESE SERVICE PARTS ARE INTENDED FOR USE ON MODEL YEAR 2003-2006 NISSAN 350Z AND INFINITI G35 VEHICLES. THE SX: K70358-01 CLUTCH KIT CONTAINS AN OVERSIZED CLUTCH DISC.

EXTERIOR LIGHTING

CERTAIN AAI MOTORSPORTS COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LIST PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT."

What breaks on the 2004 Infiniti G35?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Infiniti G35 by Year

Compare KeepScores across nearby years of the Infiniti G35. Click any year for its full report.

All Infiniti G35 years ranked →Infiniti G35 years to avoid →Infiniti G35 common problems →

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Frequently Asked Questions

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