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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...

DLBuff by • New Contributor
  • 32 Views
  • 4 replies
  • 1 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...

CherieT by • New Contributor
  • 22 Views
  • 2 replies
  • 1 kudos

Onstar Module Needs Replaced

I have a 2023 GMC Sierra 1500 Denali that I had to take in for a dealer for them to tell me the OnStar Module needed replaced. My vehicle is over the 36,000 miles so they quoted me close to $750 to fix it. This $80k truck is only a year and a half ol...

On Star module broken

I ahve a 2023 Chevy Tahoe RST and the on star module has failed. There has been no connection since 8/31/24. The dealer has said it is on backorder and no ETA when a new part will arrive. Has anyone even had their on star module replaced if having si...

No Wifi, No Onstar, 2022 Silverado

I signed up again for connected services last month. It hasn't worked once. Onstar button doesn't work. I called from my phone but all they say is I'll have to take my truck in to the dealer. I don't have the time to do that. I need my truck and the ...

Squareegg by • New Contributor
  • 11093 Views
  • 10 replies
  • 1 kudos

Onstar Module Replacement ETA?

2023 GMC Sierra 1500 Denali Carbon ProBought with 10,000 miles. Have had it in service multiple times. Now the onstar module is out and has been for over 3 months. Dealership said it is on backorder. I bought this truck because it had the functions I...

osugigi26 by • New Contributor II
  • 4802 Views
  • 23 replies
  • 6 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...

Gator1 by • New Contributor
  • 172 Views
  • 2 replies
  • 0 kudos

VIU - OnStar System Error code

Just got a brand new 2024 Chevy traverse a week and 1 day ago. Just hit almost 400 miles and a notification popped up on the dash that said “emergency services calling” and the Onstar light turned red. We pressed the button and the diagnostic report ...

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...

Lise914 by • New Contributor
  • 283 Views
  • 5 replies
  • 0 kudos
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