Toyota Grand Highlander Hybrid: problems, complaints, bulletins
Summary for the Toyota Grand Highlander Hybrid across 3 model years: 0 owner complaints and 142 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 37 |
| Structure | 0 | 0 | 32 |
| Engine | 0 | 0 | 18 |
| Powertrain | 0 | 0 | 10 |
| Equipment | 0 | 0 | 9 |
| Wheels | 0 | 0 | 5 |
| Engine and cooling | 0 | 0 | 3 |
| Tires | 0 | 0 | 2 |
| Communication | 0 | 0 | 1 |
| Fuel system | 0 | 0 | 1 |
| Lane departure | 0 | 0 | 1 |
| Service brakes | 0 | 0 | 1 |
| Other | 0 | 0 | 53 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- 2026 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat…
- During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce…
- A battery in a stored vehicle is subject to conditions that can reduce its performance and service life
- Long-term or off-site storage requires special care to maintain vehicle condition
- Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers
- OBSOLETE NOTICE April 17, 2026
- Some 2024 Grand Highlander and Grand Highlander Hybrid vehicles may exhibit a rotational clicking noise…
- OBSOLETE NOTICE February 27, 2026
- OBSOLETE NOTICE February 12, 2026
- A battery in a stored vehicle is subject to conditions that can reduce its performance and service life
- OBSOLETE NOTICE February 6, 2026
- During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce…
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Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.