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October 14, 2015 Service bulletin

Electrical system

Chevrolet technical service bulletin PIC6138 for 2013 Chevrolet Volt.

Bulletin number
PIC6138
Component
Electrical system
Summary
This Preliminary Information communication provides information to the technician about vehicles that have erratic battery state of charge estimation after the Hybrid Powertrain Control Module 2 was programmed between the dates of Feb 1 2015 through Oct 12, 2015. Engineering is aware of the concern and is working on a fix.

Owners of these vehicles have filed 63 complaints in the electrical category.

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