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Service bulletin PIC6017A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10114726
Published by NHTSA2017-08-15
Manufacturer's numberPIC6017A
Manufacturer's date2014-11-13
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM

NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that may have an intermittent "Service Charging System" message on the Driver Information Center or a Battery Malfunction Indicator Lamp during an auto stop event. If there is no fault found during diagnostics for P0621 contact General Motors Technical Assistance Center for further assistance.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, 12-volt battery

Trouble codes named

P0621

Vehicles listed
CHEVROLET IMPALA2015
CHEVROLET MALIBU2014, 2015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
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PIT5074H2023-12-11. Service bulletin. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-11. Service bulletin. Terminal Test Probe And Replacement Terminal.
1408117001a2023-12-11. Service bulletin. Unable to Clear BCM DTCs After Completing Repair
20NA1322021-12-20. Service bulletin. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
030603004Y2019-05-20. Service bulletin. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
030603004V2019-05-13. Service bulletin. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
110849001Z2019-04-22. Service bulletin. This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
18NA1802019-04-22. Service bulletin. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
110849001Y2019-03-25. Service bulletin. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.