Component
ELECTRICAL SYSTEM:SEAT HEATER:WIRING HARNESS
17 NHTSA complaints about electrical system:seat heater:wiring harness issues across 10 makes and 17 models.
Data updated August 2026. Counts render from the NHTSA Office of Defects Investigation standardized component field; severity flags cross-reference NHTSA ODI complaint flags for owner-reported crash, fire, and injury markers. This page is for informational purposes and does not replace NHTSA recall notices or a vehicle-specific inspection. Methodology · Corrections.
NHTSA ODI component intake brief
ODI category ELECTRICAL SYSTEM:SEAT HEATER:WIRING HARNESS
17 filings · 17 models · 10 makes · vintage August 2026
- FILINGS SPARSE 17 ODI rows
- MODELS 17 nameplates citing this part
- MAKES 10 manufacturers in corpus
- CRASH 0.0% 0 crash-flagged
- RANK #419 of 696 categories
- SEV QUIET 0 deaths · 6 injuries
Filing-volume peers
ELECTRICAL SYSTEM:SEAT HEATER:WIRING HARNESS sits SPARSE on ODI intake volume (#419 of 696 standardized categories) with a QUIET severity stamp (0 reported fatalities across 17 models). Open Volkswagen EOS (category leader) →
ELECTRICAL SYSTEM:SEAT HEATER:WIRING HARNESS severity reading
The standout signal for electrical system:seat heater:wiring harness is severity: 0 reported fatalities and 6 injuries (QUIET stamp) on 17 filings (SPARSE volume).
Sparse categories can swing on a single high-volume nameplate; treat the leader row as the actionable signal, not the category headline alone.
Next step: compare Volkswagen EOS against ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT on filing totals before treating electrical system:seat heater:wiring harness volume as a purchase signal.
Most Affected Vehicles
| # | Vehicle | Complaints |
|---|---|---|
| 1 | Volkswagen EOS | |
| 2 | Toyota Tacoma | |
| 3 | Nissan Altima | |
| 4 | Jeep Grand Cherokee | |
| 5 | Hyundai Santa FE XL | |
| 6 | Hyundai Palisade | |
| 7 | Honda Odyssey | |
| 8 | Honda Civic | |
| 9 | Honda Accord | |
| 10 | Ford F-250 | |
| 11 | Ford Escape Hybrid | |
| 12 | Ford Escape | |
| 13 | Ford Edge | |
| 14 | Chevrolet Silverado 1500 | |
| 15 | Chevrolet Malibu | |
| 16 | BMW X3 | |
| 17 | Audi A5 |
Recent Complaints
The contact owns a 2024 Ford Escape. The contact stated that the front driver’s and front passenger’s side seat heaters failed to adjust the temperature once the heater maintained a high level. The co
The contact owns a 2013 Honda Odyssey. The contact stated that the front driver's side seat heater was malfunctioning. The contact stated that upon engaging the seat heater, the seat heater was interm
The contact owns a 2014 Volkswagen EOS. The contact stated that while operating, a burning odor was present inside the cabin of the vehicle. Later, while operating the vehicle, the front driver's side
The contact owns a 2008 BMW X3. The contact stated while driving approximately 20 MPH with the front driver's seat heater activated, the contact felt a sharp pain on the buttock and immediately leaned
The contact owns a 2024 Ford Edge. The contact stated while using the front driver's side seat heater, the seat heater failed to function as intended and burned the contact's lower back. The contact r
The contact owns a 2008 Jeep Grand Cherokee. The contact stated that upon returning to the vehicle, the contact’s daughter noticed that the front driver's side seat was smoldering. The contact stated
The contact owns a 2014 Audi A5. The contact stated that a burn spot was discovered on the seat section of the front driver's seat. The contact indicated that days later the burn mark had developed in
The contact is an attorney who represented the owner of a 2018 Honda Civic. The contact stated that the client had taken pain medication and fell asleep in the driver's seat with the seat heater activ
The contact owns a 2019 Ford F-250. The contact stated while driving 40–45 MPH, the front passenger’s side seat started to smoke. The driver was able to pull over. The contact noticed that the heated
1) Drivers seat moves while driving. 2) Seat positioning failure. Failure causes seat to move back increasing length from pedals. Made it harder to reach the gas and brake pedal. Unsafe to drive whil
2019 HYUNDAI SANTA FE XL- I feel something should be done against Hyundai. I could have easily been killed by their failure in one area. Vehicle wiring harnesses. Are you aware that the wiring systems
The contact owns a 2020 Nissan Altima. The contact stated while the vehicle was at a standstill in a parking lot and using the seat heater for approximately 30 minutes, the front driverside seat heate
The contact owns a 2021 Ford Escape. The contact stated that after driving for an hour and parking the vehicle, after picking up her coat from the passenger’s side seat she saw a burn mark on the seat
The contact owns a 2009 Chevrolet Malibu. The contact stated while exiting a parking lot, the contact smelled a burning odor and felt her leg burning. When the contact exited the vehicle, she became a
The contact owns a 2017 Toyota Tacoma. The contact stated that while driving or idled, the front driver’s side seat heater failed to operate. The contact then stated that he smelled a burning odor and
The contact owned a 2020 Chevrolet Silverado 2500. The contact stated the seat heater was disengaged but failed to respond, causing the seat to remain hot. There were no warning lights illuminated. Th
The contact owns a 2017 Honda Accord. The contact stated while entering and starting the vehicle, the front driver’s side and passenger’s side seat warmers activated inadvertently and remained on whil
Related Vehicle Components
Verify with NHTSA · consumer-reported counts are not verified defect findings.