2023 Nissan Frontier: Electrical System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 30 owner complaints for the 2023 Nissan Frontier that list the electrical system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11763659 (filed 09/11/2026): “I purchased a pre-owned certified vehicle in june of 2025 it was a 2023 model with approximately 23k miles on it. in august of 2026 i was driving on the interstate and the vehicles warning lights came on and the vehicle shut down completely at a speed of 70 mph. the safety flashers quit working alon…”
- NHTSA complaint ODI #11763691 (filed 09/11/2026): “Muffler developed hole in the top of it prematurely and melted the main wiring harness due to a known design flaw. the vehicle is still at the dealer awaiting repair. all warning lights came on, 4 wheel drive was disabled, center console lost power and hvac was disabled. safety was put at risk as th…”
- NHTSA complaint ODI #11752360 (filed 07/23/2026): “The power door lock system intermittently malfunctions. during the initial failure, the passenger rear door lock seized in the unlocked position and could not be manually operated. the vehicle was taken to an authorized nissan dealership, where all three passenger door lock actuators were replaced. …”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .