Does Your Tesla Have a Heat Pump? Every Model and Year
The Model Y has had a heat pump since launch and the Cybertruck has one. Model 3s got it with the 2021 model year, and the Model S and X got it with the 2021 refresh. Older cars use a resistance heater. Here is the full table, the 30-second check Tesla prints in its own manual, and what the difference is worth in winter.