One problem related to radiator has been reported for the 2002 Suzuki XL7. The most recently reported issues are listed below.
Brought vehicle to one dealer, multiple times regarding engine coolant empty, overheating. First dealer stated was bad radiator cap. Replaced, and problem still occurred. Went to this dealer 3 times for problem with no resolution. Finally went to another dealer, and found cylinder heads to be bad, stated problem could have been avoided if diagnosed earlier. Original dealer wanted fee for diagnosis, even though car still under full warranty. After replacement, engine now makes constant ticking/knock and ping noise when driving, and more pronounced when accelerating. Second dealer stated unable to recreate problem, however continues to occur even 1 year later.