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April 21, 2017 Service bulletin

This bulletin explains the hill decent controls and how it controls speeds when used.

Chevrolet technical service bulletin 17-NA-135 for 2014 Chevrolet Silverado 1500, 2014 GMC Sierra 1500 and 2017 Chevrolet Silverado and others.

Bulletin number
17-NA-135
Component
Equipment adaptive/mobility
Summary
This bulletin explains the hill decent controls and how it controls speeds when used.

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