Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Date Published
APR 01, 2012
NHTSA TSB #
10044229
TSB Document
Summary
GM: DIAGNOSIS AND REPAIR- MALFUNCTION INDICATOR LAMP ILLUMINATED, REDUCE ENGINE POWER MESSAGE DISPLAYED, DTC P2135 SET. ALSO INCLUDED MODEL SIERRA DENALI YEAR 2010-2011 *JS