2003 Infiniti G35 reliability record
Every consumer complaint and recall the U.S. government (NHTSA) has on file for the 2003 Infiniti G35 — the repair risk behind the ownership cost.
- NHTSA complaints
- 737
- 12 in the last 5 years
- Top problem area
- ELECTRICAL SYSTEM
- 218 complaints
- Recalls on record
- 0
- none on record
- Reported harm
- 20 reported crashes · 5 injuries · 6 fires
How this record compares
raw NHTSA counts, not defect ratesComplaint rank
#641
of 4,194 vehicle records
Vs Infiniti median
+585
median 152 across 27 Infiniti records
Vs 2001-2005
+485
median 252 complaints in 794 records
Top component share
30%
Electrical System: 218 complaints
What owners report fails — 2003 Infiniti G35
- ELECTRICAL SYSTEM 218
- ENGINE 62
- ENGINE AND ENGINE COOLING 53
- EXTERIOR LIGHTING 45
- VISIBILITY 34
Estimate the 5-year cost to own a 2003 Infiniti G35
A vehicle's complaint record hints at the repair and maintenance budget you'll need. Add your state, purchase price, and mileage to the TCO calculator for the full picture.
Open TCO calculatorThese are unverified consumer reports and manufacturer recalls filed with the National Highway Traffic Safety Administration — not validated defect rates, and not adjusted for how many 2003 Infiniti G35 units were produced or sold. High-volume and older vehicles naturally accumulate more complaints. Use this as one research signal, not a verdict on any individual vehicle. Data as of 2026. Source: NHTSA Office of Defects Investigation (public domain).
Frequently asked questions
Is the 2003 Infiniti G35 reliable?
NHTSA has 737 consumer complaints on record for the 2003 Infiniti G35. The most-reported problem area is electrical system (218 reports). These are unverified consumer reports filed with the government, not validated failure rates, and are not adjusted for how many 2003 Infiniti G35 units were produced — popular vehicles naturally accumulate more reports.
What are the most common problems with the 2003 Infiniti G35?
Owners most often report problems with: electrical system (218), engine (62), engine and engine cooling (53), exterior lighting (45). Each figure is the number of complaints filed with NHTSA for this exact model year.
How much does it cost to own a 2003 Infiniti G35?
Ownership cost depends on your state taxes, insurance, fuel, and the maintenance the vehicle's reliability record implies. Use the CarOutlay 5-year TCO calculator to estimate the full cost including the repair risk this complaint record suggests.