GMC TSB #20NA044

2020 GMC Sierra 3500

TSB Document:

Affected Component: EQUIPMENT

Summary
This technical bulletin provides repair information to correct a customer concern of endgate will not auto open or auto close after accessory tonneau cover installation, and/or poor fit of tonneau cover to endgate.

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Date Published
FEB 28, 2020
NHTSA TSB #
10172815
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