OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To change the OnStar PIN, call OnStar and provide the Advisor with the current number.
See also:
Passing
More passing distance is needed when towing a trailer. The combination will not accelerate as quickly and is longer so it is necessary to go much farther beyond the passed vehicle before returning to ...
Exterior
GM says the Yukon Hybrid's exterior changes are intended to make the SUV more
aerodynamic compared with the gas-powered Yukon.
A modified bumper drops the regular Yukon's fog lights for some chunk ...
Vehicle Overview
GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for
an overall mileage improvement compared with the regular Sierra. The Sierra
Hybrid is only available as a rear- or fou ...