^{This story initially appeared on Enterprise Insider.}

Some Tesla house owners say their Cybertrucks are beginning to rust after being caught within the rain.

In a submit on the Cybertruck Homeowners Membership discussion board, a member with the username Raxar wrote that they’d collected their car on February 1 — and had been warned that day that rain might trigger it to rust.

“The advisor particularly talked about the Cybertrucks develop orange rust marks within the rain and that required the car to be buffed out,” the discussion board member wrote. “I do know I heard the story of by no means take out your Delorean within the rain however I simply by no means learn something about rust and Cybertrucks.”

In one other submit, Raxar stated the automobile began growing rust spots after simply two days within the rain.

The person additionally shared images of what they stated had been small specks of rust on the automobile’s stainless-steel physique. The person stated the images had been taken after a “dish cleaning soap wash.”

Based on Mead Metals, a Minnesota steel providers firm, stainless-steel is vulnerable to rust in sure environments. A weblog submit on its web site says that rust is usually a results of water publicity, though it will also be brought on by “publicity to damaging chemical compounds, saline, grease, or extended publicity to warmth.”

Vertigo3pc, one other Cybertruck Homeowners Membership discussion board member, wrote on Monday that they took their Cybertruck to a service heart to have it checked out after experiencing rain in Los Angeles. “I seen the corrosion was forming on the steel like different folks have famous,” they wrote, “so I made a decision to start out documenting it and bringing it to Tesla’s consideration.”

The discussion board member added {that a} service heart employee “documented the corrosion” and stated they may restore the harm.

Vertigo3pc additionally posted pictures of what they stated had been corrosion spots on the Cybertruck. “The spots are positively in all places within the steel,” they stated.

Elon Musk stated the Cybertruck was “actually bulletproof” with its “ultrahard stainless-steel” physique when he revealed the electrical car in 2019.

^{Elon Musk at a Cybertruck occasion. Tesla by way of BI}

In a submit on X from September, Musk stated Tesla may be capable of provide house owners an choice to get tungsten-carbide coating, a ceramic materials that helps shield towards corrosion. He added that the coating was “principally scratch-proof to all the pieces beneath diamond hardness.”

In two YouTube movies, the posters claimed to have entry to the Cybertruck’s proprietor’s manuals (which Tesla hasn’t shared publicly). The supplies the movies present say the EV does not have “a transparent coat” on its exterior stainless-steel physique.

The movies give a glimpse of the obvious proprietor’s information, which says: “To forestall harm to the outside, instantly take away corrosive substances (resembling grease, oil, chook droppings, tree resin, useless bugs, tar spots, highway salt, industrial fallout, and so forth.).”

Tesla did not instantly reply to a request for remark from Enterprise Insider, made outdoors regular working hours.