AutoUtility currently tracks 229 official NHTSA owner defect complaints for the 2024 Toyota Grand Highlander. Powertrain & Transmission issues are the most frequently reported category, appearing in 48 complaints (21% of submitted records). Among these NHTSA complaint records, 6 filings cite a crash, 1 cites a fire, 3 report one or more injuries, 1 reports one or more fatalities.
- • Total NHTSA Complaints: 229 reports
- • #1 Reported Problem Area: Powertrain & Transmission (48 reports • 21% of submitted complaints)
- • Secondary Problem Areas: Driver Assistance & Safety Tech (39), Fuel & Propulsion System (35)
- • Crash-Citing Complaints: 6 filings
- • Fire-Citing Complaints: 1 filings
- • Complaints Reporting Injuries / Fatalities: 3 injury filings • 1 fatality filings
Most Reported Problems for 2024 Toyota Grand Highlander
Top automotive subsystem defect categories ranked by unique owner complaint volume in federal records
Powertrain & Transmission
Driver Assistance & Safety Tech
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #25V744000 BACK OVER PREVENTION:DISPLAY FUNCTION
Fuel & Propulsion System
Air Bags & Restraints
NHTSA records list 1 official safety recall campaign for this model year involving the same broad component area:
- Campaign #24V461000 AIR BAGS:SIDE/WINDOW:CURTAIN
Engine & Cooling
Symptoms Mentioned in NHTSA Owner Reports for 2024 Toyota Grand Highlander
Specific mechanical, electrical, and driver-assist defect symptoms identified via deterministic narrative analysis
AutoUtility uses deterministic phrase matching to identify recurring symptom descriptions within consumer-submitted NHTSA complaint narratives.
Loss of Motive Power While Driving
Recent NHTSA Owner Reports for 2024 Toyota Grand Highlander
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"A/C condenser damaged and broken caused by open grill design."
"Multiple times a week in the summer my car will hesitate to go once I have stopped at a stop sign/busy four way intersection. When I push the gas the car doesn’t respond and hesitates for a long while before I can get the car to start moving again. The car will roll into the intersection after I..."
"The car stalled on entering secondary roads from my own neighborhood. When it happens, I have pressed the throttle and the car stops moving forward. It takes 5-10 seconds before the engine picks up and the car moves. The first owner found the same thing and now as the second owner, it has done the..."
"Sometimes, when trying to accelerate in certain situations, the vehicle accelerator pedal will not respond or the engine stutters and won't immediately respond to input and the vehicle seems to stall. This has been scary several times in traffic. The vehicle originally would throw an engine code on..."
"My coolant evaporates . I think a tick hit through grill and damaged the heat exchanger. I have to fill the coolant monthly"
Complaint History for Toyota Grand Highlander
Reported defect complaint volume across sibling model years (2024–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2024 Toyota Grand Highlander Current Page | 229 | 6 | 4 | Current |
| 2025 Toyota Grand Highlander | 66 | 0 | 3 | View 2025 Problems → |
| 2026 Toyota Grand Highlander | 0 | 0 | 3 | View 2026 Problems → |
Detailed NHTSA Component Breakdown for 2024 Toyota Grand Highlander
Complete distribution of consumer defect reports across all 74 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Reported Injury Entries | Reported Fatality Entries |
|---|---|---|---|---|---|
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 34 | 0 | 1 | 0 | 1 |
| Air Bags NHTSA category: AIR BAGS | 22 | 1 | 0 | 0 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 18 | 0 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 15 | 0 | 0 | 0 | 0 |
| Vehicle Speed Control NHTSA category: VEHICLE SPEED CONTROL | 12 | 1 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 10 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 7 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 5 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ENGINE | 5 | 0 | 0 | 0 | 0 |
| POWER TRAIN,VEHICLE SPEED CONTROL,ENGINE | 5 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ENGINE,FUEL/PROPULSION SYSTEM | 4 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 4 | 0 | 0 | 1 | 0 |
| Fuel System NHTSA category: FUEL SYSTEM, GASOLINE | 3 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 3 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION | 3 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 3 | 0 | 0 | 0 | 0 |
| SUSPENSION,UNKNOWN OR OTHER | 3 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEM | 3 | 0 | 0 | 0 | 0 |
| Visibility / Glass NHTSA category: VISIBILITY | 3 | 0 | 0 | 0 | 0 |
| AIR BAGS,UNKNOWN OR OTHER | 2 | 0 | 0 | 0 | 0 |
| Back Over Prevention / Camera NHTSA category: BACK OVER PREVENTION | 2 | 1 | 0 | 0 | 0 |
| Engine & Cooling NHTSA category: ENGINE AND ENGINE COOLING | 2 | 0 | 0 | 0 | 0 |
| ENGINE,FUEL/PROPULSION SYSTEM | 2 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ELECTRICAL SYSTEM | 2 | 0 | 0 | 0 | 0 |
| POWER TRAIN,FUEL/PROPULSION SYSTEM | 2 | 0 | 0 | 0 | 0 |
| POWER TRAIN,VEHICLE SPEED CONTROL | 2 | 0 | 0 | 0 | 0 |
| STRUCTURE,UNKNOWN OR OTHER | 2 | 0 | 0 | 0 | 0 |
| SUSPENSION,SERVICE BRAKES,ENGINE | 2 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,ENGINE,FUEL/PROPULSION SYSTEM | 2 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,VISIBILITY/WIPER | 2 | 0 | 0 | 0 | 0 |
| VEHICLE SPEED CONTROL,ENGINE | 2 | 0 | 0 | 0 | 0 |
| AIR BAGS,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| AIR BAGS,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| AIR BAGS,STRUCTURE | 1 | 1 | 0 | 1 | 0 |
| AIR BAGS,STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| AIR BAGS,UNKNOWN OR OTHER,ENGINE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,AIR BAGS,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,AIR BAGS,SEATS | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,AIR BAGS,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,VISIBILITY,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| Equipment & Accessories NHTSA category: EQUIPMENT | 1 | 0 | 0 | 0 | 0 |
| Forward Collision Avoidance NHTSA category: FORWARD COLLISION AVOIDANCE | 1 | 1 | 0 | 0 | 0 |
| FUEL SYSTEM, GASOLINE,ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| LANE DEPARTURE,BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| LANE DEPARTURE,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ENGINE,HYBRID PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,VEHICLE SPEED CONTROL,SERVICE BRAKES | 1 | 1 | 0 | 1 | 0 |
| Seat Belts NHTSA category: SEAT BELTS | 1 | 0 | 0 | 0 | 0 |
| SEATS,SERVICE BRAKES,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES, HYDRAULIC | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 1 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| STEERING,POWER TRAIN | 1 | 0 | 0 | 0 | 0 |
| STEERING,POWER TRAIN,ENGINE | 1 | 0 | 0 | 0 | 0 |
| STEERING,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION,POWER TRAIN | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,POWER TRAIN | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,POWER TRAIN,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| VEHICLE SPEED CONTROL,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 1 | 0 | 0 | 0 | 0 |
Official NHTSA Defect Investigations (1)
Formal safety defect inquiries and engineering analyses opened by the NHTSA Office of Defects Investigation (ODI)
Road debris/rocks damaging the heat exchangers
The Office of Defects Investigation (ODI) received a Petition dated July 20, 2026. The Petition requests an investigation of road debris / rocks damaging the heat exchangers in model year (MY) 2024-2026 Toyota Grand Highlander vehicles. The Petition contends that the Grand Highlanderâs front-end grill has large, open apertures and no protective screen between the grill and the vehicleâs heat exchangers. The Petition further alleges that as a...
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.