Grand Highlander Hybrid AWD

30 service bulletins filed with NHTSA for this model year

• Jan 7, 2026UNKNOWN OR OTHERT-SB-0055-24 Rev2

  Some 2005 – 2026 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle for odor remediation. Refer to the applicable model and model year Repair Manual a

• Aug 19, 2025ENGINET-SB-0060-25

  Some customers of 2024 – 2025 model year Grand Highlander Hybrid vehicles may experience one or more of the following complaints when the low fuel level warning light illuminates: •The total amount of fuel dispensed during refueling is less than the customer expects when •the fuel nozzle automatically clicks off, leading to the customer not being able to put as •much fuel into the tank as they expect. •The low fuel level warning light illuminates earlier than the customer expects. •Reduced drivi

• Jul 15, 2025STRUCTURE:BODYT-SB-0111-24 Rev1

  Some 2024 – 2025 model year Grand Highlander and Grand Highlander Hybrid vehicles may exhibit an abnormal fluttering and/or vibration across the rear-center section of the hood. This phenomenon is most notable on darker color vehicles. However, this condition may be noticed on the subject vehicles regardless of the paint color.

• Jun 13, 2025ELECTRICAL SYSTEMT-SB-0058-23 Rev1

  The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.

• Apr 18, 2025ELECTRICAL SYSTEMT-SB-0037-25

  Some 2024 – 2025 model year Grand Highlander and Grand Highlander Hybrid vehicles may exhibit a condition where the Blind Spot Monitor (BSM) system is inoperative, there is a BSM malfunction message on the multi-information display (MID), or the driving assist information indicator is illuminated, along with one or more of the following Diagnostic Trouble Codes (DTCs) present: •C1AB413 – Outer Mirror Indicator (Module "B" Side) Circuit Open •C1AB513 – Outer Mirror Indicator (Module "A" Side) Cir

• Apr 2, 2025ELECTRICAL SYSTEMT-TT-0779-25

  To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.

• Feb 24, 2025POWER TRAINT-SB-0028-25

  Some 2023 – 2025 Crown and 2024 – 2025 Grand Highlander Hybrid vehicles equipped with a Hybrid Transmission Assembly HPC60 may exhibit a shudder sensation when the vehicle is at a complete stop, the State of Charge (SOC) of the HV Battery is greater than 76%, and the transmission is in the Drive position with the brakes applied.

• Feb 10, 2025ENGINET-SB-0021-25

  Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service Bulletins. This bulletin details the Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard+ (CUW+). To ensure the correct ECU software is installed, ECUs will re

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Source: NHTSA manufacturer communications (technical service bulletins).