Genesis G80 2026–2027 — warranty extension
Bulletin 26-01-064G DCS · NHTSA communication 11036092 · issued Jul 30, 2026
Warranty extension
communication type
Engine
component
2026–2027
model years
2
vehicle entries
Official summary
Certain 2026MY G70 (IK) and 2027MY G80 (RG3) vehicles may exhibit a water-flowing or gurgling noise from the front center air vents during engine start-up. This condition may becaused by trapped air within the engine cooling system. Technical Service Bulletin (TSB) 26-01-064G provides instructions to properly bleed the cooling system and remove any trapped air.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.