2004 Infiniti G35 Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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.
The 2004 Infiniti G35 is an outstanding choice for anyone seeking a reliable, performance-oriented sport sedan without breaking the bank. Its potent VQ engine and dynamic chassis provide endless driving enjoyment, and while it has a few age-related quirks, none are typically catastrophic. With a thorough pre-purchas…
Best Model Years
2005-2007 (for refined interior, less oil consumption risk, and slightly updated styling)
Years to Avoid
None explicitly, but exercise extra diligence with early 2003 models regarding potential oil consumption and some interior differences.
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 tend to fail first on the 2004 Infiniti G35, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
The fuel level sending unit is a common failure, leading to inaccurate fuel gauge readings. Window motors and regulators can also fail, causing slow or inoperative windows.
Front lower control arm bushings, compression rod bushings, and sway bar end links wear out, leading to clunks, vague steering, and uneven tire wear. Ball joints may also require replacement.
Camshaft and crankshaft position sensors are known to fail, causing rough idling, stalling, difficulty starting, or illumination of the 'Service Engine Soon' light.
2004 Infiniti G35 Mileage Danger Zones
The mileage windows when the 2004 Infiniti G35 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the G35 should be performing optimally, requiring only routine maintenance like oil changes and tire rotations. Major issues are highly unlikely.
Maintenance Zone
This mileage often necessitates a significant service, including spark plug replacement and checks of suspension components. Initial signs of wear on bushings may emerge.
Elevated Risk Zone
Around this point, you're likely to encounter the common electrical issues like the fuel sender or window motors. Engine sensors also begin to show their age, and suspension components may need a more thorough refresh.
High Risk Zone
Beyond 120,000 miles, the G35 becomes more susceptible to a cumulative effect of wear and tear. While the engine and transmission can last much longer, anticipate more frequent and varied repairs, including potential for higher oil consu…
2004 Infiniti G35 Ownership Cost Outlook
What it typically costs to keep the 2004 Infiniti G35 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$450-700
Moderate Repairs
$600-1,800 occasionally, primarily for electrical fixes and suspension overhauls
How Long Does the 2004 Infiniti G35 Last?
Focus on consistent maintenance records rather than solely low mileage. A well-maintained G35 with 120,000 miles is often a better purchase than a lower-mileage example with a spotty history, but be prepared for age-related component wear on either.
What 2004 Infiniti G35 Owners Actually Say
What Owners Love
- Exhilarating V6 engine performance and sound.
- Sharp, engaging handling and responsive steering.
- Stylish, timeless exterior design that still looks good today.
- Comfortable and supportive front seats, good for long drives.
Common Frustrations
- Below-average fuel economy for its class, especially with spirited driving.
- Interior plastics, while durable, feel a bit dated compared to modern cars.
- Dashboard cracking is a frustrating aesthetic issue for many owners.
- Higher road noise at highway speeds than some luxury competitors.
Who Should Buy the 2004 Infiniti G35?
Best For
- Driving enthusiasts on a budget who prioritize performance and handling.
- Commuters who enjoy a spirited drive and appreciate a comfortable, well-appointed interior.
- First-time luxury car buyers looking for a reliable entry point.
Not Ideal For
- Extremely budget-conscious owners who cannot afford occasional moderate repairs.
- Buyers prioritizing absolute fuel economy above all other factors.
How the 2004 Infiniti G35 Compares to Rivals
The G35 offers a superior driving experience and more engaging performance than most Japanese rivals, while generally outperforming its European luxury counterparts in terms of powertrain reliability and overall ownership cost for a used vehicle.
More Reliable Than
- BMW 3-Series (E46 generation) for long-term powertrain reliability and overall maintenance costs.
- Audi A4 (B6 generation) for electrical system robustness and fewer complex issues.
- Mercedes-Benz C-Class (W203 generation) for significantly lower depreciation and repair costs.
Comparable To
- Acura TL (2nd/3rd generation) in terms of overall reliability, performance, and value, though the G35 is RWD focused.
- Lexus IS 300 (1st generation) for build quality and powertrain durability, but the G35 offers more modern performance.
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.
OwnerKeep Passport · $499 · one-time
Just bought a 2004 Infiniti G35? Keep it that way.
Snap a receipt — AI logs it. Build an OwnerScore. Sell with a buyer-ready Passport dossier.
Infiniti G35 by Year
Compare KeepScores across nearby years of the Infiniti G35. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by KeepScore.
Relevant Products for Your 2004 Infiniti G35
Parts and accessories matched to your 2004 Infiniti G35
As an Amazon Associate I earn from qualifying purchases.
Frequently Asked Questions
Just bought a 2004 Infiniti G35? Keep it that way.
OwnerKeep Passport turns your Infiniti G35's care history into a luxury digital vault — AI-logged receipts, an OwnerScore that pays at resale, and a buyer-ready dossier in one tap.
- AI receipt OCR — snap and log
- Fuel & mileage tracker
- Tri-Score OwnerScore
- One-tap resale dossier PDF
Recommended Reading for the Infiniti G35
Most Reliable Cars to Buy Used (Top 10 Ranked)
Get our expert-ranked list of the 10 most reliable used cars you can buy today, saving money and avoiding future headaches with smart choices.
Jeep Wrangler vs Toyota 4Runner: Which Lasts Longer?
Get the definitive answer: Which truly lasts longer, the Jeep Wrangler or Toyota 4Runner? Our comparison reveals their long-term durability.
Toyota Tacoma vs Chevy Colorado: Reliability Compared
Explore a head-to-head reliability comparison of the Toyota Tacoma vs. Chevy Colorado. Discover which truck truly stands out for long-term dependability.