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June 1, 2015 Service bulletin

General motors 2014-2015 gmc sierra, gmc sierra 1500: some vehicles are experiencing poor headlight...

GMC technical service bulletin PIT5374A for 2014-2015 GMC Sierra 1500 and 2014-2015 GMC Sierra.

Bulletin number
PIT5374A
Component
Exterior lighting: headlights
Summary
General motors 2014-2015 gmc sierra, gmc sierra 1500: some vehicles are experiencing poor headlight performance when driving in rural dark areas. Lj updated 1/22/16.

Owners of these vehicles have filed 334 complaints in the lights category.

Vehicles covered

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