Black plate (26,1)Cadillac SRX Owner Manual - 20111-26 In Brief. Replace the vehicle's tires withthe same TPC Spec numbermolded into the tire's sidewallnear the size.. Follow recommended scheduledmaintenance.Roadside ServiceU.S. or Canada: 1-800-882-1112TTY Users (U.S. or Canada):1-888-889-2438Mexico: 01-800-466-0805As the owner of a new Cadillac, youare automatically enrolled in theRoadside Service program.For more information see RoadsideService (U.S. and Canada) onpage 13‑8 or Roadside Service(Mexico) on page 13‑10.Roadside Service and OnStar(U.S. and Canada)If you have a current OnStarsubscription, press the Q buttonand the current GPS location willbe sent to an OnStar advisor whowill assess your problem, contactRoadside Service, and relay yourexact location to get the helpyou need.Online Owner Center(U.S. and Canada)The Online Owner Center is acomplimentary service that includesonline service reminders, vehiclemaintenance tips, online ownermanual, special privileges,and more.Sign up today at:www.cadillacownercenter.com(U.S.) or www.gm.ca (Canada).OnStar ®For vehicles with an active OnStarsubscription, OnStar uses severalinnovative technologies and liveAdvisors to provide a wide rangeof safety, security, navigation,diagnostics, and calling services.Automatic Crash ResponseIn a crash, built‐in sensors canautomatically alert an OnStarAdvisor who is immediatelyconnected to the vehicle to seeif you need help.