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My rear motor failed with just 850 miles on the car. Message warning toggled between "rear motor disabled - power reduced, avoid steep inclines. If issue persists, contact Tesla Service" and "speed limited to 37mph." I called Tesla service immediately, as both the 37mph and the steep inclines...

Had similar issue 3 weeks in. Diagnosis was that a faulty seal in the cooling system allowed coolant to leak into one of the inverters. Remedy is to replace the inverter. Any of this common to either of your repairs?

The diagnosis came back that a faulty seal in the coolant system allowed fluid to leak into the rear inverter, and so the inverter needs to be replaced. Wondering if this faulty seal is a common problem / common cause of inverter failure and the "rear motor disabled" issue for Model Y owners?

Received the “rear motor disabled” notification on my new 2023 Model Y (850 miles) while driving <30mph. Felt a small jerk before the notification came up. Other notifications indicated the vehicle speed would be limited to 68mph, then changed to 37mph, and advised not to drive on steep...