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GMC TSB #SB-PI-1533B
2009 GMC Acadia
Affected Component: ELECTRICAL SYSTEM
Date Published
APR 01, 2016
NHTSA TSB #
10078425
TSB Document
SB-10078425-7690.pdf
Summary
THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION ON POOR RADIO HANDS-FREE VOICE RECOGNITION PERFORMANCE OR SOUND QUALITY AFTER THE ONSTAR UPGRADE.