OnStar Support
Find help for OnStar, Bluetooth, WIFI and OnStar Services
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Technical and Service Support

Technical and Service Support

Ask questions and get support for your OnStar services

Public Safety & Crisis Preparedness

Public Safety & Crisis Preparedness

Find information and tips to prepare for the unexpected and get updates during a disaster or crisis.

Super Cruise

Super Cruise

Ask questions and find answers about Super Cruise

OnStar Support Topics from OnStar Subscribers

ONSTAR for rv's

Someone out there must know the answer....why can't we in the rv world use a similar module as GM vehicles in our rv's....most have satellite antennae already. Are not the physics similar? I'm thinking out of the box....just don't want to be forced t...

  • 22 Views
  • 0 replies
  • 0 kudos

Onstar WiFi not working

Onstar and WiFi has not worked properly in 2024 Terrain since new, (5 months now). When connecting to WiFi the Onstar light would turn red which made it impossible for CarPlay, WiFi, or Onstar to function. OnStar had the dealership change out both th...

  • 48 Views
  • 1 replies
  • 0 kudos

Driver assist feature not working AGAIN!

I’ve had my 2024 GMC Denali for 18 months and the driver assist failure has been a continuous issue. Plus it takes a month to get an appointment so that the appropriate technician can look at. It doesn’t even make it to oil service interval before it...

  • 72 Views
  • 1 replies
  • 0 kudos

2023 Tahoe Z71 Telematic Module out

I have a 2023 Tahoe Z71 and the Chevrolet GM service dept just told me the telematic module for the OnStar is out. They are checking to see when they can get the part but have no date. I see a ridiculous amount of complaints on here about the same th...

  • 257 Views
  • 3 replies
  • 2 kudos

Telmatic Module

To Whom it may concern,I have a 2023 (7/1/23) GMC Sierra. The telematics unit was out for approx. 5 weeks before I had a dealer appt for another issue. They said i would have to work with Onstar to figure it out, so I was at the dealer and I did just...

  • 221 Views
  • 4 replies
  • 1 kudos

Remote commands over Wi-Fi when no cell coverage

Hey,I have a 2024 Hummer EV 3x SUV with active OnStar premium services (confirmed both in MyGMC app and on website) and car was able to receive and report back status and execute remote commands (lock/unlock, etc). Since December 16, 2024, car is not...

  • 354 Views
  • 3 replies
  • 0 kudos

2025 Escalade IQ on star connectivity issue

Pretty disheartening that I would spend over $150k on a vehicle that is already having issues within a few weeks of ownership. Vehicle won’t connect to instant and dealership is stating module needs replacing. Dealership isn’t sure when module will b...

  • 432 Views
  • 2 replies
  • 0 kudos

Resolved! No remote start option

I’ve recently signed up for a remote start membership but it does not give me the option on the my Chevy app. What should I do?update: figured it out. Thank you.

  • 425 Views
  • 1 replies
  • 0 kudos

App not supported

My name is Terry and i do own a Ford but have subscribed to the Onstar Guardian Roadside Assistance program. Unfortunately, my good phone has a shattered screen and the phone im having to temporarily use does not support the Guardian app. How do i go...

  • 484 Views
  • 1 replies
  • 0 kudos

Onstar Module ETA

Hello,I am currently waiting for my onstar module to be replace by the dealership but they are telling me the part is on back order and they do not have an eta. My onstar/wifi has not been working for two months now. Is there any timeframe as to when...

  • 419 Views
  • 5 replies
  • 0 kudos

2023 GMC Sierra Onstar Telematics Module Failure

I have a 23 Sierra with an Onstar Telematics module that failed approximately 2 months ago. What’s the hold up with getting these parts in? My truck is up for inspection but I can’t get it inspected because this issue causes the check engine light to...

  • 242 Views
  • 1 replies
  • 0 kudos