See also:

Following Distance
Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This can help to avoid situations that require heavy braking and sudden turns. ...

Introduction
The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, GMC, the GMC Truck Emblem, and SIERRA are ...

Delayed Headlamps
Delayed headlamps provide a period of exterior lighting as you leave the area around the vehicle. This feature is activated when the headlamps are on due to the automatic headlamps control feature, a ...