See also:

Vehicle Overview
The GMC Sierra 1500 and Chevrolet Silverado share the same platform, but the GMC product is often positioned as a more upscale offering. Mechanically, the trucks are the same. There might be sligh ...

Returning the Seat to the Seating Position
To return the second row seat to its normal seating position: 1. Remove objects on the floor behind the second row seat or in the seat tracks on the floor. 2. Pull the seatback rearward until it is ...

Place a Call Using a Stored Number
1. Push . System responds: “OnStar ready.” 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...