Chevrolet Silverado 2006–2008 — technical service bulletin
Bulletin SB-09038 · NHTSA communication 10031424 · issued Sep 1, 2010
Technical service bulletin
communication type
Power Train
component
2006–2008
model years
6
vehicle entries
Official summary
Chevrolet gmc service campaign: see document search button for owner letter. Enhanced calibration for transmission overheat in extreme cold air temperatures. Located in certain us cold weather states; alberta, british columbia, manitoba, new foundland, northwest territories, ontario, quebec, saskatchewan, and yukon. Silverado hd and sierra hd 2006-2008. *pe csc letter was received (only). Updated. *pe program been revised to expire 9/30/11. *pe
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.