2024 Toyota Grand Highlander Engine cooling Problems
- Complaints
- 2about this part
- Share
- 1%of 239 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 2 complaints about the engine cooling of the 2024 Toyota Grand Highlander, 1% of the 239 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“I had my car for service to be replace the wheel bearing on the right passenger side. Two weeks after my cooling engine light came out. Took to the dealership and they said there is a leakage in the radiator and needs replacing.”
NHTSA complaint #11758752, filed 2026-08Related service bulletins
- 10248814Dec 20, 2024TSB: Some 2024 model year Grand Highlander vehicles equipped with a T24A-FTS engine may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P05CE00 (Cold Start ?B?…
- 10253223Mar 4, 2024This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the…
- 10252251Feb 15, 2024TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions…
- 10251068Jan 10, 2024TSB: Some 2024 model year Grand Highlander vehicles equipped with a T24A-FTS engine may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P05CE00 (Cold Start ?B?…
- 10241404Jul 25, 2023TSB: 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…
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 3 | 4% |
| 2024 | 2 | 1% |
Other parts of the 2024 Toyota Grand Highlander
60 complaintsTransmission and drivetrain
52 complaintsEngine
38 complaintsFuel system
38 complaintsAir bags
30 complaintsVehicle speed control
24 complaintsElectrical system
22 complaintsBody and structure
19 complaintsSuspension
15 complaintsBrakes
10 complaintsSteering
10 complaintsVisibility (wipers, defrost, mirrors)
10 complaints
← All problems reported for the 2024 Toyota Grand Highlander
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology