GMC TSB #13386
2011 GMC Savana
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- GENERAL MOTORS: 2010-2011CHEVROLET EXPRESS, SAVANA: THE NITROGEN OXIDE SENSOR MAY FAIL ON CERTAIN EQUIPPED 6.6L DIESEL ENGINE DUE TO CONTAMINATION IN THE SENSOR AND WIRE INTERFACE. *LJ SEE DOCUMENT SEARCH BUTTON FOR OWNERS LETTER *LJ