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Service bulletin SB-23-18-004

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10235964
Published by NHTSA2023-05-08
Manufacturer's numberSB-23-18-004
Manufacturer's date2023-04-06
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:COMPRESSOR; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

Certain Model S and Model X vehicles may require a support bracket retrofit to the A/C compressor pipes.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Glass, wipers and mirrors, Heating and air conditioning, A/C compressor, Cooling system

Vehicles listed
TESLA MODEL S2021, 2022, 2023
TESLA MODEL X2021, 2022, 2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.