AI Damage2000 Infiniti QX4: common problems
Owners of the 2000 Infiniti QX4 filed 28 complaints with NHTSA, most often about structure and suspension. Details by component below, with sources.
Key figures
- Owner complaints
- 28
- involving a crash
- 1
What fails most often
- 1 Structure 36% of all complaints
- 2 Suspension 32% of all complaints
- 3 Steering 18% of all complaints
- 4 Electrical system 11% of all complaints
- 5 Fuel/propulsion system 11% of all complaints
- 6 Air bags 7% of all complaints
- 7 Fuel system 7% of all complaints
- 8 Engine and cooling 4% of all complaints
- Structure: 10 complaints (36% of all).
- Suspension: 9 complaints (32% of all).
- Steering: 5 complaints (18% of all).
- Electrical system: 3 complaints (11% of all).
- Fuel/propulsion system: 3 complaints (11% of all).
Engines and transmissions
US-market versions per EPA. On the right: how many NHTSA complaints name this engine or transmission type.
- 3.3 L · petrol · 6 cyl
- automatic, 4-speed
Drive: AWD
Symptoms owners describe
How many of the 28 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Structure | 10 | 0 | 0 |
| Suspension | 9 | 0 | 0 |
| Steering | 5 | 0 | 0 |
| Electrical system | 3 | 0 | 0 |
| Fuel/propulsion system | 3 | 0 | 0 |
| Air bags | 2 | 1 | 0 |
| Fuel system | 2 | 0 | 0 |
| Engine and cooling | 1 | 0 | 0 |
| Equipment | 1 | 0 | 0 |
| Vehicle speed control | 1 | 0 | 0 |
| Other | 3 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
Riding with a co worker coming from breakfast on veterans parkway,1st default was front axle,2nd default airbags didn't deployed,so I'm telling the driver to slow down cause of the axle he refuses and hit the guard rail doing 70mph hit 3 times before started rolling off guard rail.was hospitalized
The vehicle is completely rusting underneath and running boards. I was told by Infiniti customer affairs that the recalls had closed for rusted out struts. This impacts driving and can become a safety concern if the struts completely rust away.
The contact stated that the vehicle's frame was completely rusted and the fuel tank did not indicate when it was at full capacity. As a result, fuel would overflow. The rust failure was remedied in 2012.
The contact stated that corrosion of the strut tower housing caused the power steering column to fracture. The vehicle was taken to the dealer where it was diagnosed that the steering column was fractured. The vehicle was not repaired. The failure mileage was 195,000.
Serious corrosion on the frame. The passenger side of the vehicle where the control arm attaches to the frame is completely rusted out just beyond the strut mount recall location. The dealership deemed it not able to be fixed and was told by both the dealership and consumer affairs that its not their problem.
I was told about a recall on this vehicle due to frame body strut housing corrosion, I'm hearing a clicking sound as I proceed to make turns now. I took it in to be looked at to see if noise I was hearing could be repaired, upon the mechanic placing the vehicle on the lift he noticed the corrosion on front end of the…
My 2000 infiniti qx4 had a visual inspection done at the infiniti of bellevue wa on aug 4, 2008 and determined that there was enough coating to prevent corrosion from occurring due to a recall. The vehicle is now leaking fuel during fill ups and when it is topped off.
Tl* the contact owns a 2000 infiniti qx4. The contact stated that while refueling the vehicle, fuel spewed back from the vehicle. The vehicle was taken to the dealer for repairs under nhtsa campaign number: 07v435000 (fuel system, gasoline) however, the vehicle was only inspected and not repaired.
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
Comparison
By complaint count this model year ranks 7,081 of 36,656 model years in the NHTSA data (top 19% most complained about).
On average one model year of the QX4 has 31 complaints (9 years in the data). This year has 28, about average.
What to check before buying
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Suspension. Wheel alignment, control arms, subframe, even tire wear.
- Steering. Steering play, power assist, rack and tie rods after a wheel impact.
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
Other years of this model
Questions and answers
What are the most common problems with the 2000 Infiniti QX4?
Owner complaints to NHTSA most often mention: structure, suspension, steering. Total complaints: 28. The most frequent symptoms in complaint texts: rust, corrosion (64%), vibration (14%), steering or power steering problems (11%).
How many service bulletins (TSB) were issued for the 2000 Infiniti QX4?
NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2000 Infiniti QX4 from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2000 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.