After offering its customers free NACS adapters for Tesla's Superchargers, Ford is telling its customers to stop using them, according to a service bulletin spotted by InsideEVs. The reason cited is a "potential issue" that could reduce charging speeds over time and even cause charging port damage,

Bolt, Bolt EUV, or the EV version of the Blazer, Silverado, or Equinox owners can now charge at Tesla superchargers. Plus how to snag a third-party adapter for less.

We ask major car companies when they will build NACS ports into their vehicles, nixing the need for a Supercharger adapter. The timelines are a little far out and not guaranteed.

But that’s changing. In 2023, Tesla announced that it was opening up much of its charging network to owners of non-Tesla EVs, a move that would help the automaker qualify for a slice of the $7.5 billion earmarked for EV charging network expansion in the Bipartisan Infrastructure Law.

Ford became the first company to gain access to Tesla's supercharger network in February 2024, though many of the largest EV manufacturers shortly followed.

Ford's EV customers gained access to Tesla's supercharger network using the adapters in February 2024, and many other EV manufacturers shortly followed.

Ford will send free replacements for its NACS adapter, which it says could slow or damage some of its EV customers’ charging ports.

Ford has asked its electric vehicle owners to stop using Tesla's charging adapter due to a potential issue that could affect charging speed and damage the charging port. The company will send replacements at no cost.