GMC TSB #PB-12312

2011 GMC Terrain

TSB Document:

Affected Component: ENGINE (PWS)

Summary
BUICK/CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE ENGINE CONTROL MODULE (ECM) IS TO BE REPROGRAM, WITH NEW SOFTWARE UPDATE, TO ENHANCE THE WAY ENGINE OIL LIFE IS MONITORED. MODELS 2010-2012 EQUINOX, REGAL, TERRAIN, LACROSSE. *PE UPDATED 9/24/13. *PE

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Date Published
AUG 01, 2013
NHTSA TSB #
10051927
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