Frequently Asked Questions
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1OnStar services require vehicle electrical system (including battery), wireless service and GPS satellite signals to be available and operating for features to function properly. Subscription Service Agreement required. OnStar acts as a link to existing emergency service providers. Visit OnStar's Terms and Conditions for details and system limitations. Services vary by model and conditions.

2The "3 Months On Us" GM Pre-Owned vehicle trial is valid through December 31, 2011. Valid email address is required. Turn-by-Turn Navigation is system-generated or Advisor-guided based on OnStar hardware. Ask your OnStar Advisor about vehicle eligibility or visit onstar.com for details, system limitations and coverage map. Capabilities vary by model. ©2010 OnStar. All rights reserved.