2011 GMC Sierra 1500 Hybrid Review
See also:
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...
Receiving a Call
When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle.
• Press to answer the call.
• Press to ignore a call. ...
Blind Spot Mirrors
The blind spot mirror is a small convex mirror built into the upper and outer
corner of both outside mirrors. It can show objects that may be in the vehicle's
blind zone. ...





