TSB Document:

Affected Component: EQUIPMENT

Summary
This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.

This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.

Date Published
MAR 23, 2015
NHTSA TSB #
10139361
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