Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
SB-26-18-001
Service Bulletin/Repair Instructions
On some Model S and Model X vehicles, the compression gap of the HVAC drain funnel seal is wider than intended, which may cause water ingress. Inspect the sponge area of the HVAC drain funnel for water ingress. If water ingress is present, rework the HVAC drain funnel seal.
SB-24-21-002
Service Bulletin/Repair Instructions
Some Model S and Model X vehicles with 1st Generation Global Navigation Satellite System (GNSS) antennas might suffer from lower-than-expected navigation signal strength under certain circumstances.
SB-24-20-001
Service Bulletin/Repair Instructions
On certain Model S and Model X vehicles with a round steering wheel, built between November 6, 2024 and November 27, 2024, the supplier assembly process might have damaged the driver airbag. Coupled with a deep fold or crease in the airbag material or positioning of the heat diffuser, the damage could result in a tear during deployment, increasing the risk of injury in a collision.