Toyota 4RUNNER 2023–2024 — technical service bulletin
Bulletin T-TT-0788-25 · NHTSA communication 11022956 · issued Aug 15, 2025
Technical service bulletin
communication type
Service Brakes
component
2023–2024
model years
2
vehicle entries
Official summary
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]
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.