Toyota Grand highlander Engine Problems
80 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.
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 ...
Vehicle intermittently fails to accelerate when accelerator pedal is depressed after stopping. Vehicle may move extremely slowly for several seconds and then suddenly regain power. This has occurred while entering/intersecting traffic an...
See attached Citizen's Petition Letter
The component that was available for inspection was our gas tank. It provided a profuse smell of fumes coming out of the tank and/or exhaust. You could also see vapors coming out of the gas tank when driving. The fumes alone are extremel...
After a complete stop at a stop sign there is hesitation/stalling when trying to accelerate. Sometimes the hesitation is several seconds and then the engine kicks in and lurches forward. Couple times this has been a safety issue as it ...
I've had consistent issues with the vehicle accelerating and shifting. These include sluggish acceleration, loss of power and sputtering when we've come to a complete stop and starting to move again. We've almost been hit by other vehicl...
This vehicle has just over 18,000 miles on it and is 14 months old. It has a manufacturer design defect that allows small stones or birds to hit and puncture the air conditioning condenser. It is a known defect and Toyota refuses to wa...