What are the most common Toyota Grand Highlander problems?
According to Au7o's analysis of 330+ owner reports, the 2024-2026 Toyota Grand Highlander has 10 documented issues. The most frequently reported are: Curtain Shield Airbag May Deploy Outside an Open Window (Recall 24V461000), 12.3-inch Digital Instrument Panel May Be Blank at Startup (Recall), Phantom Automatic Emergency Braking Activation. Of these, 3 are rated critical and should be addressed promptly.
Is the Toyota Grand Highlander reliable?
The 2024-2026 Toyota Grand Highlander has 10 known issues documented across 330+ owner reports. 3 issues are rated critical: Curtain Shield Airbag May Deploy Outside an Open Window (Recall 24V461000) and 12.3-inch Digital Instrument Panel May Be Blank at Startup (Recall) and Phantom Automatic Emergency Braking Activation. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Toyota Grand Highlander problems?
Repair costs for known Toyota Grand Highlander issues range from $0 to $2,800, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2024 Toyota Grand Highlander Curtain Shield Airbag May Deploy Outside an Open Window (Recall 24V461000)?
On certain 2024 Grand Highlander and Grand Highlander Hybrid vehicles, the driver- and passenger-side curtain shield airbags may not unroll as intended and can partially deploy outside the vehicle through an open front window during a crash, failing FMVSS 226 'Ejection Mitigation… Severity: high.
What is the 2024-2025 Toyota Grand Highlander 12.3-inch Digital Instrument Panel May Be Blank at Startup (Recall)?
A software error in the 12.3-inch digital instrument cluster can cause the panel to be blank at startup, removing the ability to see certain malfunction indicators and warning telltales (including speed and brake/tire-pressure warnings). Loss of safety-critical telltales increase… Severity: high.
What is the 2024-2025 Toyota Grand Highlander Phantom Automatic Emergency Braking Activation?
Some Grand Highlander owners report the pre-collision system activating unnecessarily — applying the brakes hard when no obstacle is present. Common triggers include overpass shadows, road debris sensors misidentifying objects, and metal bridge expansion joints. The phantom braki… Repairs typically run $0-$500. Severity: high.
What is the 2024-2026 Toyota Grand Highlander 8-Speed Automatic Harsh Shifting and Torque Converter Shudder?
The 8-speed automatic transmission in the turbocharged Grand Highlander exhibits harsh 1-2 and 2-3 shifts during light throttle driving, along with torque converter shudder at highway speeds between 40-60 mph. The issue is more pronounced when the transmission is cold. Repairs typically run $0-$2,800. Severity: medium.
What is the 2024 Toyota Grand Highlander Hybrid Max (T24A-FTS) Cold-Start Camshaft Timing DTC P05CE / Check Engine Light?
Some 2024 Grand Highlander vehicles equipped with the 2.4L turbocharged T24A-FTS engine can illuminate the Check Engine Light (MIL ON) with DTC P05CE00 - Cold Start 'B' Camshaft Position Timing Performance, Bank 1. The condition is set during cold-start cam phasing and is address… Severity: medium.
What is the 2024-2025 Toyota Grand Highlander Fuel Tank Will Not Fill to Rated Capacity (Premature Nozzle Shut-Off)?
Owners and Car and Driver's long-term test report that the fuel nozzle clicks off prematurely, allowing only about 13-14 gallons into the roughly 17.2-gallon tank, so the vehicle cannot be filled to rated capacity and effective range per fill-up is reduced. The complaint is most… Severity: medium.
What is the 2024-2026 Toyota Grand Highlander Excessive Wind Noise from A-Pillar and Mirror Area?
The Grand Highlander exhibits excessive wind noise at highway speeds, particularly from the driver-side A-pillar and side mirror area. The large windshield and tall greenhouse design create aerodynamic noise that enters the cabin through door seal gaps. Some owners also report no… Repairs typically run $0-$300. Severity: low.
What is the 2024-2026 Toyota Grand Highlander Infotainment Software Bugs and Display Issues?
As a new model, the Grand Highlander has experienced various infotainment software bugs including touchscreen freezes, navigation glitches, wireless Apple CarPlay/Android Auto connectivity drops, and occasional display blackouts. Toyota has addressed many of these through over-th… Repairs typically run $0-$0. Severity: low.
What is the 2024-2025 Toyota Grand Highlander Inaccurate Load Carrying Capacity Modification Label (Recall 24V548000)?
Certain Grand Highlander Hybrid vehicles were recalled because the Load Carrying Capacity Modification label may display inaccurate added-weight values, failing to comply with FMVSS 110 'Tire Selection and Rims.' An incorrect label can lead an owner to overload the vehicle beyond… Severity: low.
What is the 2024-2025 Toyota Grand Highlander Panoramic Roof and Headliner Rattle?
Multiple Grand Highlander owners report rattling and buzzing noises from the panoramic moonroof area and headliner. The noise occurs on rough roads and at highway speeds. The issue is traced to insufficient padding between the headliner panel and the moonroof frame, as well as lo… Repairs typically run $0-$200. Severity: low.
