Lexus GX 2024–2026 — technical service bulletin
Bulletin L-SB-0013-26 · NHTSA communication 11033419 · issued May 29, 2026
Technical service bulletin
communication type
Engine
component
2024–2026
model years
3
vehicle entries
Official summary
Some 2024 – 2026 model year GX 550 vehicles may exhibit a vibration at idle when in drive. The Engine Control Module (ECM) logic has been modified, in addition to improved exhaust hangers, to help improve this condition.
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.