Service bulletins for the 2021 Nissan Altima
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.
109 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Hybrid and electric drive are shown. Show all
| NTB21-110 | 2022-01-08. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM):SOFTWARE. MIL ON WITH DTC P11A7 STORED IN THE ECM IF YOU CONFIRM The MIL is ON and DTC P11A7 (VCR STOPPER POSITION) is stored in the ECM. HINT: There may also be a lack of power concern (fail-safe). ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.