Chevrolet Silverado 1500 2007–2009 — technical service bulletin
Bulletin G-204625 · NHTSA communication 10081065 · issued Nov 12, 2014
Technical service bulletin
communication type
Equipment
component
2007–2009
model years
6
vehicle entries
Official summary
09184b - customer satisfaction (revised vehicle population, condition statement and service procedure). Certain vehicles currently or previously registered in alaska, connecticut, delaware, district of columbia, illinois, indiana, iowa, maine, maryland, massachusetts, michigan, minnesota, missouri, new hampshire, new jersey, new york, ohio, pennsylvania, rhode island, vermont, west virginia, and wisconsin may have a condition in which the sensing and diagnostic module (sdm) may corrode due to a significant quantity of snow and/or water containing road salt or other contaminants entering the ve
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.