Service bulletins for the 2023 Chevrolet Bolt EUV
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.
371 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Electrical system are shown. Show all
| N222369401-01 | 2022-09-30. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU). Certain vehicles are to receive a software update to improve the original Advanced Diagnostic Software. This software update reduces false diagnostic activation in certain vehicles under certain driving conditions, and prevents diagnostic data loss. Dealers are to reprogram the Hybrid Powertrain Control Module 2 (HPCM2). |
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| N222369401-01 | 2022-09-21. Service bulletin. ELECTRICAL SYSTEM. Certain Chevrolet Bolt EV and Chevrolet Bolt EUV vehicles are to receive a software update to improve the original Advanced Diagnostic Software. This software update reduces false diagnostic activation in certain vehicles under certain driving conditions, and prevents diagnostic data loss. Dealers are to reprogram the Hybrid Powertrain Control Module 2 (HPCM2). |
| 18-NA-180 | 2022-09-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information. |
| 21-NA-093 | 2022-08-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides proper stowage and troubleshooting information/instructions for the Dual Level Portable Charger (RPO EKT). |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.