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Forum Posts

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

I have a 2023 GMC Denali and the Onstar Module stop working over a month now. Took it to the dealership the ordered the part but they have not received or have an ETA on the part since. What is the deal with this part that is is so difficult to order...

JamRock by New Contributor
  • 12865 Views
  • 19 replies
  • 1 kudos

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...

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
  • 132 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...

DLBuff by New Contributor
  • 134 Views
  • 4 replies
  • 1 kudos

OnStar Module Broke

Brought my 2023 Yukon XL with 38K miles in to fix a recall and when I got it back now my “telematic control module/OnStar module” is broken and needs to be replaced. Dealer is telling me it will cost $900 and they have no idea when the part would eve...

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
  • 11306 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
  • 5139 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
  • 291 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 ...