August 29, 2014 Service bulletin

This Preliminary Information communication provides information to the technician about vehicles that will...

Chevrolet technical service bulletin PIC6024 for 2014-2015 Chevrolet Malibu, 2014 Chevrolet Silverado 1500 and 2014-2015 Chevrolet Impala and others.

Bulletin number: PIC6024
Component: Equipment: electrical
Summary: This Preliminary Information communication provides information to the technician about vehicles that will not connect to OnStar. Technician may find Diagnostic Trouble Code B2470-04 set in the Vehicle Communication Interface Module also a red LED on the OnStar keypad will be on. Technician will need to follow published diagnostics for the Diagnostic Trouble Code. If the diagnostics lead to replacement of the Vehicle Communication Interface Module read the OnStar Customer Identifier using Global Diagnostic System 2. If the value falls in range the technician will need to remove power from the module for 5 minutes. After the power cycle was performed, check for the Diagnostic Trouble Code to be set current or history. If the Diagnostic Trouble Code is current replace the module. If the Diagnostic Trouble Code is history no further action is required.

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