See also:

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 9‑64. Added electrical equipment ...

2009 GMC Canyon Review
Remember the Chevrolet El Camino — the car that doubled as a truck? It's been gone from the U.S. market for more than 20 years, and GM's plan to produce its virtual successor in the Pontiac G8 s ...

How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free Callin ...