There are 3 owner-reported tires & wheels complaints for the 2004 GMC Envoyin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
SPARE TIRE RELEASE MECHANISM DYSFUNCTIONAL. I WAS UNABLE TO CHANGE TO CHANGE A FLAT WHILE ON THE SIDE OF A VERY BUSY HIGHWAY. HAD THE VEHICLE TOWED TO A AUTOMOTIVE TIRE AND REPAIR BUSINESS, AND THEY COULD NOT REMOVE THE SPARE EITHER. I SEARCHED ONLINE AND THERE ARE A NUMBER OF SIMILAR REPORTS/COMPLAINTS CONCERNING GMC TRUCKS AND SUVS, AT LEAST 2002-2012 MODELS. MINE IS A 2004 ENVOY. E.G. HTTP://WWW.CARPROBLEMZOO.COM/GMC/ENVOY/SPARE-TIRE-PROBLEMS.PHP THIS DESIGN FAILURE COULD LEAD TO SIGNIFICANT INJURY OR ADVERSE HEALTH IMPACTS (EXPOSURE, HYPOTHERMIA, ETC.) ESPECIALLY TO ELDERLY OR INABILITY TO CHANGE A FLAT WHILE IN REMOTE TERRAIN, OR AREAS WITHOUT CELL PHONE SERVICE. THERE IS NO SAFETY RELEASE BACKUP THAT WOULD ALSO BYPASSING THE DEFECTIVE TIRE RELEASE MECHANISM.
THE OUTER SIDE OF THE SIDE WALL BLEW COMPLETELY OUT. NO TIRE DAMAGE. SIDE WALL BLEW OUT ALL THE WAY AROUND THE TIRE. *TR
WHILE DRIVING AT 65 MPH RIGHT REAR TIRE BLEW OUT. THE DRIVER WAS ABLE TO PULL OVER AND CHANGE THE FLAT TIRE. THERE WERE NO OBJECTS IN THE ROAD. MICHELIN, TIRE SIZE 265/45R15
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 26, 2026