Chevrolet Silverado 2014–2015 — technical service bulletin
Bulletin PIT-5412 · NHTSA communication 10059067 · issued May 1, 2015
Technical service bulletin
communication type
Exterior Lighting
component
2014–2015
model years
4
vehicle entries
Official summary
Gmc/chevrolet: the headlights on some snow plow equipment becomes inoperative after switching from factory to snow plow usage. Model 2014 silverado 1500, 2014 silverado, 2014 sierra 1500, 2015 sierra. *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.