The QX4 was built by Infiniti.
QX4 answers
When did Infiniti stop making the QX4?
Infiniti stopped production on the QX4 in the 2003 model year. Infiniti produced the QX4 for 6 years.
What years did Infiniti make the QX4?
The Infiniti QX4 was produced from 1997 to 2003.