^{This story initially appeared on Enterprise Insider.}

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

In a publish on the Cybertruck House owners Membership discussion board, a member with the username Raxar wrote that they’d collected their car on February 1 — and have 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 publish, Raxar mentioned the automobile began creating rust spots after simply two days within the rain.

The consumer additionally shared pictures of what they mentioned have been small specks of rust on the automobile’s stainless-steel physique. The consumer mentioned the pictures have been taken after a “dish cleaning soap wash.”

Based on Mead Metals, a Minnesota metallic companies firm, stainless-steel is vulnerable to rust in sure environments. A weblog publish on its web site says that rust is commonly a results of water publicity, though it will also be attributable to “publicity to damaging chemical substances, saline, grease, or extended publicity to warmth.”

Vertigo3pc, one other Cybertruck House owners 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 observed the corrosion was forming on the metallic like different folks have famous,” they wrote, “so I made a decision to begin documenting it and bringing it to Tesla’s consideration.”

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

Vertigo3pc additionally posted photographs of what they mentioned have been corrosion spots on the Cybertruck. “The spots are positively in all places within the metallic,” they mentioned.

Elon Musk mentioned 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 publish on X from September, Musk mentioned Tesla may be capable to supply homeowners an choice to get tungsten-carbide coating, a ceramic materials that helps defend towards corrosion. He added that the coating was “mainly scratch-proof to the whole lot 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 would 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 injury to the outside, instantly take away corrosive substances (comparable to grease, oil, hen droppings, tree resin, useless bugs, tar spots, street salt, industrial fallout, and so on.).”

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