One problem related to horn assembly has been reported for the 1997 Nissan Sentra. The most recently reported issues are listed below.
Bought vehicle a few weeks ago & horn would continue to blow. Took vehicle to dealer & mechanic was suppose to have repaired it. Picked vehicle up and problem reappeared after hitting a crack or bump. Took back to dealership at least 4 other times and horn problem was not resolved. Dealership was refusing to repair it again. Owner removed fuse & it now has to go through inspection.