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Infiniti M45

2003 only

160 classified complaints 1 recall

2003 Infiniti M45 have 160 classified complaints on record for that year specifically, plus 1 recall. The most common issue in this year is Fuel pump and sending unit, typically surfacing around 85,000 miles.

Computed directly from stored federal records for 2003 model years only — not blended with the rest of this vehicle's production run. See the full Infiniti M45 report for every year combined.

Where this year fits

2003

2006

Complaints filed per individual model year — highlighted bars link to their own dedicated page.

What breaks, and when — 2003 only

Fuel pump and sending unit · Fuel system 80 complaints

Median onset: 85,000 miles.

Tends to show up earlier than this model's other issues. · Typical repair: $630–$1,700 nationally.

Stalling and no-start · Engine 28 complaints

Median onset: 120,000 miles.

Body control and other modules · Electrical 26 complaints

Median onset: 105,000 miles.

Spark plugs, coils and ignition · Engine 13 complaints

Median onset: 138,000 miles.

Doors, windows, latches, seats and trim · Body and interior 5 complaints

Median onset: 87,234 miles.

Tends to show up earlier than this model's other issues.

Airbags, seatbelts and restraints · Body and interior 3 complaints

Median onset: 126,355 miles.

Wiring harness, grounds and connectors · Electrical 2 complaints

Onset mileage not consistently reported.

Oil consumption and leaks · Engine 1 complaints

Median onset: 124,000 miles.

Which other vehicles have oil consumption problems? →

From owner-filed complaints to NHTSA, not independently verified. Federal mileage reporting on recent complaints is sparse — see how it works. Cost ranges are national estimates from book labor hours and parts pricing, not this vehicle's actual repair history — they don't account for your location or shop type.

Cost estimator: what will this one cost you?

Enter the car's year and mileage. See which known problems are due in your next 3 years, what each costs at your state's labor rates, which ones to ask the seller about, and routine maintenance to budget for.

Sources: NHTSA Office of Defects Investigation — complaints and recalls, scoped to 2003 model year. See the full Infiniti M45 report for every year and full specs/safety data.