Toyota Grand highlander Engine Problems
91 owner complaints filed with NHTSA across 2 model years.
Complaints by Year
Worst year: 2024. Best year: 2025.
Owner Reports
A representative sample of complaints filed with NHTSA.
The vehicle exhibits abnormal fuel system behavior. When the vehicle reaches a low fuel condition (approximately 40–50 miles to empty), the fuel tank only accepts about 12 gallons, even though the listed tank capacity is 17.2 gallons. ...
Engine temperature overheated during long idle on an out of town event. The vehicle put in park and engine running in idle with AC running. Vehicle coolant temp reach high mark in the red area. Vehicle temp alarm gave a warning to shut...
The contact owned a 2025 Toyota Grand Highlander. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed with radiator failur...
The contact owns a 2025 Toyota Grand Highlander. The contact stated that while driving 70 MPH, the air conditioner failed to operate. There was no warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed and...
Our 2025 Toyota Grand Highlander Platinum repeatedly produces a strong gasoline odor and visibly observable vapor under hot-weather/hot-soak conditions. The condition has been observed by dealership personnel. There is footage from us an...
The contact owns a 2025 Toyota Grand Highlander. The contact stated that while driving approximately 35 MPH, another vehicle struck a rock, and the rock went through the front grille of the vehicle and punctured the inverter radiator, ca...
Horrible gas smell on the interior and exterier of vehicle after fueling up.
I currently own a 2024 Toyota Grand Highlander with the 2.4L turbo engine, which I purchased in July 2023. I have been experiencing a strong gasoline/fuel smell coming from the vehicle. I took the vehicle to Fox Toyota in El Paso for in...
I have noticed on several separate occasions a strong gas odor coming from my 2025 Toyota Grand Highlander after I have completed a drive. This has been intermittent, however, yesterday on XXX, the gasoline odor was so strong after I par...
I continuously have issues accelerating from stop in my max hybrid. the issue is particularly worse when it is warm out. I press the gas and the RPMs drop really low and I barely move through the intersection for a few seconds. Once it f...
During driving on a highway at highway speed (not off-roading), A road debris or rock went through the front grille's hole and damaged the cooling system which leaked coolant and i experienced a loss of power and propulsion while driving...
While driving on a highway at highway speed of approximately 62 miles per hour, a rock from the highway went through the front grille's hole, and punctured the area of the radiator, resulted in a large loss of coolant, and the vehicle's ...