One problem related to sun roof has been reported for the 2002 Lexus IS300. The most recently reported issues are listed below.
The sunroof/moonroof creaks and crackles. This is not the normal wear and tear. The noise started after 5000 miles on the car. Lexus dealership where I went for service had delay this back and back. They once attempted to fix it but made it worse. . Read more...