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2005
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Sierra 2500 2WD V8-6.6L DSL Turbo VIN 2
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Lighting and Horns
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Trailer Lighting Module
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Technical Service Bulletins
Trailer Lighting Module: Technical Service Bulletins
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Electrical - Trailer Brakes Apply With Headlamps ON
All Technical Service Bulletins
Electrical - Trailer Brakes Apply With Headlamps ON