The Pontiac Aztek is a mid-size crossover SUV marketed by General Motors from model years 2001 until 2005, along with a rebadged variant, the Buick Rendezvous.

A crossover, crossover SUV, or crossover utility vehicle (CUV) is a type of automobile with an increased ride height that is built on unibody chassis construction shared with passenger cars, as opposed to traditional sport utility vehicles (SUV), which are built on a body-on-frame chassis construction similar to pickup trucks.