Technical and Service Support
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Forum Posts

error message

whenever I try to add a family member to the guardian app it gives me an error that says please check your network connection and try again later. I have logged in and out. I have also uninstalled and re-installed app. I've powered my phone on and of...

wil-c by New Contributor
  • 1096 Views
  • 1 replies
  • 0 kudos

No Remote Start Option in MyChevrolet App

I just bought a 2024 Chevrolet Colorado Trail Boss with Preferred Plus Wifi and Remote Access offered by Chevy. MyChevrolet app does not have the remote start feature. It has all the others listed expect for that. How do I got about getting that adde...

Tweir19 by New Contributor
  • 2009 Views
  • 1 replies
  • 0 kudos

Resolved! Both rear tires flat (false diagnostic alert)

I received an email at 3:33 am with an advanced diagnostics alert informing me both of my rear tires were flat. I was very concerned because there has been a lot of construction on my street and I found several nails and screws on the ground in the s...

360l xm suddenly has no internet connection

The rest of the channels work, streaming channels just stopped working out the blue on 24 Acadia. I have app access package via on star and platinum package via xm. Xm has sent refresh signals. Claims it’s on stars internet. On star says everything i...

Bklybk by New Contributor
  • 1129 Views
  • 1 replies
  • 0 kudos

Notification of Service Update Bulletins

I would like to suggest that OnStar add any Service Update Bulletins to the section where in the monthly OnStar Diagnostic Report, the owner can see if there is any Service Update Bulletins as you can "To check for recalls and programs on your GM veh...

Oil change and tire rotation

I bought my 2024 Terrain from Foundation GMC in Witchi Tall Falls, TX . My vehicle is due for a oil change and tire rotation. I thought that I would change to a dealer closer to me Southwest GMC in Lawton, OK. Southwest is giving me the run around an...

bilray by New Contributor
  • 1053 Views
  • 1 replies
  • 0 kudos

Waiting for Refund

I have had a case open since 2/28/24 and been told on 4 separate occasions that my refund of $664.21 would be processed in 3-5 days and it has now been nearly 3 weeks. I went on the app and updated my payment method on February 27th. By doing that I ...

adecker80 by New Contributor II
  • 2559 Views
  • 3 replies
  • 1 kudos

Need assistance

I’m a new Chevy Malibu owner and basically don’t knew much about it so I try to get my onstar step up but it ain’t working and I don’t know why it saying that it’s not connected to onstar

Djengui by New Contributor
  • 3475 Views
  • 4 replies
  • 0 kudos