GM is putting NACS DC fast-charging ports on its entire 2027 model-year EV lineup. Every 2027 GM EV from Chevrolet, Cadillac, and GMC will come with a native North American Charging Standard (NACS) port, also known as SAE J3400. That means drivers will be able to plug directly into compatible Tesla Superchargers and other NACS fast chargers. The 2026 Cadillac Optiq has already made the switch. The reborn Chevrolet Bolt, which arrives in 2026 as a 2027 model, also has a native NACS port. For the 2027 model year, NACS will come standard on the following: That covers every EV GM currently sells or has confirmed for the model year. Most 2026 GM EVs still need an adapter Apart from the Optiq, GM’s 2026 EVs still come with a CCS1 port. Owners need GM’s NACS DC adapter to charge at compatible Tesla Superchargers and other NACS fast chargers. That includes the 2026 Blazer EV, Equinox EV, Silverado EV, Lyriq, Vistiq, Escalade IQ and IQL, Sierra EV, and both Hummer EV models.* GM currently charges $275 …