Service bulletins for the 2023 Lexus GX
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
55 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Brakes are shown. Show all
| L-TT-0348-25 Rev1 | 2026-02-11. Service bulletin. SERVICE BRAKES. Customers state Parking Brake efficiency concerns. The conditions can include the following: • The Parking Brake Pedal feels loose or requires full depression for proper engagement. • When not fully depressed, effectiveness on steep surfaces may be reduced, allowing the vehicle to roll with transmission in Neutral. • When not fully depressed, effectiveness on steep surfaces may be reduced, allowing the vehicle to roll slightly with transmission in Park. |
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| L-TT-0348-25 | 2025-09-09. Service bulletin. SERVICE BRAKES. Customers state Parking Brake efficiency concerns. The conditions can include the following: • The PKB Pedal feels loose or requires full depression for proper engagement. • Ineffective on steep surfaces, allowing the vehicle to roll with transmission in Neutral. • Ineffective on steep surfaces, allowing the vehicle to roll slightly with transmission in Park. [Transmission Dependency] |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.