There are 1 owner-reported lighting complaints for the 2011 GMC Yukonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
BOTH BRAKE LIGHTS NO LONGER WORK. BUT IT'S NOT THE BULBS OR THE FUSES. THOSE ARE GOOD.
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