64 problems have been reported for the 1999 Infiniti QX4. The following chart shows the 16 most common problems for 1999 Infiniti QX4. The number one most common problem is related to the vehicle's steering with 15 problems. The second most common problem is related to the vehicle's suspension (13 problems).
| Problem Category | Number of Problems |
|---|---|
| Steering | |
| Suspension | |
| Structure | |
| Gasoline Fuel System | |
| Electrical System | |
| Engine And Engine Cooling | |
| Power Train | |
| Service Brakes | |
| Equipment | |
| Unknown Or Other | |
| Visibility | |
| Air Bag | |
| Wheel | |
| Other Fuel System | |
| Exterior Lighting | |
| Tire |
The following chart shows the number of problems reported during each of the service years since the debut of the 1999 Infiniti QX4 in 1999.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 | |
| 2003 | |
| 2002 | |
| 2001 | |
| 2000 | |
| 1999 |
When making the decision between buying a new or used Infiniti QX4, the following table can be used to compare the 1999 Infiniti QX4 with the Infiniti QX4 from other model years. Note that the number of problems reported for the 1999 QX4 is 64 while the average number of problems reported for the 9 model years of the Infiniti QX4 is 40.