See also:

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 ...

Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating. ...

Exterior
The 2007 Escalade EXT is roughly the same size as its predecessor, losing 1.5 inches of height but gaining an inch of length. Cargo room is up, with a rear cargo bed that has 45.5 cubic feet of vo ...