Service bulletins for the 2021 Tesla Model 3
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.
85 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Hybrid and electric drive are shown. Show all
| SB-21-18-002-R6 | 2022-11-28. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE. Certain Model 3 and Model Y vehicles may be equipped with refrigerant pressure/temperature (P/T) sensors in the heat pump that can fault over time. |
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| SB2116003 | 2022-05-31. Service bulletin. HYBRID PROPULSION SYSTEM. Certain Model 3 and Model Y vehicles were manufactured with high voltage (HV) batteries having cell separators that do not meet Tesla?s internal standards of quality, potentially resulting in a reduction of range. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.