Two problems related to horn assembly have been reported for the 2002 Chevrolet Trailblazer. The most recently reported issues are listed below.
The contact owns a 2002 Chevrolet Trailblazer. The contact stated that his horn works intermittently. The vehicle was taken to a dealer twice, but the failure remains. The current mileage was 77,690 and failure mileage was 9,000. Updated 02-14-08.
The horn does not sound when depressing the button.