There are 1 owner-reported lighting complaints for the 2003 Buick Rendezvousin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2003 BUICK RENDEZVOUS. WHILE THE VEHICLE WAS PARKED, THE HORN ACTIVATED INDEPENDENTLY. THE FAILURE PERSISTED UNTIL THE BATTERY WAS DISCONNECTED. THE FAILURE OCCURRED SEVERAL TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 93,000. UPDATED 11/20/14*LJ UPDATED 5/4/2015 *JS
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026