Electrical Accessories
Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.
"Both taillights have failed due to an internal connection which flexes and eventually breaks - a known issue with this vehicle's rear lights."
Anonymous A., CO (2016 GMC Yukon XL Denali 6.2-L V8)