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Review this Quick Reference Guide for an overview of some important features in your
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.
For easy reference, keep this guide with your Owner’s Manual in your glove box.
gmc.com
2021 SIERRA
GETTING TO KNOW YOUR
Certain restrictions, precautions, and safety procedures apply to your v\
ehicle.
Please read your Owner’s Manual for complete instructions.
