Affected Component: ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Date Published
OCT 01, 2012
NHTSA TSB #
10047820
TSB Document
Summary
GMC/CHEVROLET: THERE MAY BE AN ACCUMULATION OF DIESEL PARTICULATE FILTER SOOT LEVEL FOUND WHEN A DIAGNOSTIC SYSTEM CHECK IS PERFORMED AND MAY BE CAUSED BY ENGINE CONTROL MODULE (ECM) WITH A REDUCED ENGINE POWER MESSAGE. MODEL 2011-2013 EXPRESS, SILVERADO; SAVANA, SIERRA. *PE