Infiniti QX4
1997–2001 only
1997–2001 Infiniti QX4 models have 180 classified complaints on record for these years specifically, plus 1 recall. The most common issue in this range is Subframe, cradle and frame corrosion, typically surfacing around 153,000 miles.
Computed directly from stored federal records for 1997–2001 model years only — not blended with the rest of this vehicle's production run. See the full Infiniti QX4 report for every year combined.
Where this range fits
What breaks, and when — 1997–2001 only
Median onset: 153,000 miles.
Median onset: 137,095 miles.
Median onset: 182,491 miles.
Typical repair: $280–$1,440 nationally.
Median onset: 167,000 miles. 9.5% of these reported an injury, a death, or a crash with fire.
Typical repair: $270–$510 nationally.
Median onset: 161,000 miles. 29.4% of these reported an injury, a death, or a crash with fire.
Typical repair: $230–$700 nationally.
Median onset: 190,500 miles.
Median onset: 198,000 miles.
Typical repair: $750–$2,230 nationally.
Median onset: 104,000 miles.
Tends to show up earlier than this model's other issues. · More common in newer model years.
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 1997–2001 model years. See the full Infiniti QX4 report for every year and full specs/safety data.