Who Called Me From 877-503-0574

Just get a call from this number? This number is from Onstar (not spam). If you call this number back, you will get the menu (IVR) below.

  • Thank you for calling Onstar.
  • This call may be recorded for quality and training purposes.
  • If you’re calling to renew or upgrade your service, please press 1.
  • If you’re calling to purchase hands free calling minutes, please press 2.
  • If you’re calling to enroll in the Onstar Vehicle Diagnostics program, please press 3.
  • If you are calling to add your number to our “do not call” list, please press 4.

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