Electric vehicles improved in the 2025 J.D. Power Vehicle Dependability Study but plug-in hybrids got worse. Released Thursday, the annual study focuses on the rate of problems with new vehicles, as reported by owners, with scores assigned based on problems per 100 vehicles. The new results are based on problems experienced by the original owners... Study: EV dependability has improved, but PHEVs are problematic
Electric vehicles improved in the 2025 J.D. Power Vehicle Dependability Study but plug-in hybrids got worse. Released Thursday, the annual study focuses on the rate of problems with new vehicles, as reported by owners, with scores assigned based on problems per 100 vehicles. The new results are based on problems experienced by the original owners... 
Modern EVs don't suffer the extreme-temp range loss—or degradation—that earlier models did Heat pumps and battery heaters have made a difference, as have new battery chemistries Automaker testing is part of it, as Nissan points to in Ariya EV Electric vehicle batteries perform best and last longest in a specific temperature window, but... 
