Chevrolet Silverado 2015 — technical service bulletin
Bulletin 14815 · NHTSA communication 10057973 · issued Mar 1, 2015
Technical service bulletin
communication type
Visibility
component
2015
model years
2
vehicle entries
Official summary
This tsb contains an owner notification letter. Select document search button below. General motors 2015 silverado gmc sierra equipped with rpo c49 electric rear window defogger. Due to surface flaw, heated back window glass is structurally weakened. *lj
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.