• Improvements to diagnostics and service messaging for battery health, particularly in humid conditions
Chevrolet technical service bulletin 661.10 for 2027 Chevrolet Bolt EV.
- Bulletin number
- 661.10 (661.10)
- Component
- Unknown or other
- Summary
- • Improvements to diagnostics and service messaging for battery health, particularly in humid conditions. • Improvements to transmission diagnostics used for shifting. • Improvements to charging system diagnostics. • Fixes to help protect EV adapter from overheating while charging.
Vehicles covered
- Chevrolet Bolt EV 2027 2027
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