Add-on Electrical Equipment :: OnStar Additional Information :: OnStar :: GMC Sierra Owners Manuals :: GMC Sierra | GMCia.com

Add-on Electrical Equipment

GMC Sierra / GMC Sierra Owners Manuals / OnStar / OnStar Additional Information / Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑112. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

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Automatic Transmission
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Vehicle Identification Number (VIN)
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Securing a Child Restraint Designed for the LATCH System
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