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Review this Quick Reference Guide for an overview of some important features in your light-duty
(LD) or heavy-duty (HD) GMC Sierra. Some optional equipment described in this guide may not
be included in your vehicle. More information can be found in your Owner’s Manual and at
my.gmc.com/learn. For easy reference, keep this guide with your Owner’s Manual in your glove box.
gmc.com
2020 SIERRA & SIERRA DENALI
1500/2500HD/3500HD
GETTING TO KNOW YOUR
Certain restrictions, precautions, and safety procedures apply to your vehicle.
Please read your Owner’s Manual for complete instructions.
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