Contact OnStar

The best of the 3 ways to get in touch with OnStar by GetHuman

OnStar Phone Number
888-466-7827 · ग्राहक सेवा
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  • Best alternatives to phone
  • Current hold time
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  • Fastest way to talk to a real OnStar rep
  • Pro tips & talking points
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OnStar Live Chat
Unfortunately, OnStar does not offer live chat as a channel for customer service at this time.
Also, we partner with a US-based firm with experts on staff that you can chat with to troubleshoot your issue for a small fee. Click to chat with a paid expert.

Recent reasons customers contacted OnStar:

I need to activate my Mostar but can’t do it over the vehicle speakers right now becaus...
We are longtime OnStar subscribers primarily using the service for travel turn by turn...
Changes coming to OnStar turn by turn and HFC for **** Buick Verano.
Need to update my payment method
I have not received refund for two months charges after I had cancelled service! I was...
Traded vehicle with on star in august.
I lost my cari lost my car
Want to cancel my OnStar acct. Effective immediately thank u.
locked keys in the car need help getting keys out of the car
locked keys in the car need help unlocking the car
MyGMC app won’t unlock my car
I want to cancell my Onstar account. I can not get a call through on the number...
I bought my car in Nov of **** it had free on star for a month then it was off. Around...
Unable to reach anyone by telephone (*-***-***-**** and *-***-***-**** Loyalty Dept...
My vehicle is locked the keys in it can you unlock
More customer issues

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OnStar contact information - compared

Above are our top recommendations for how to contact OnStar, including their top phone number and live chat options. Below you can compare and contrast the 3 ways to contact OnStar by looking at which ones are the fastest and which ones other customers recommend the most for solving OnStar customer service issues as reported to us by the 50 million or so customers that come to GetHuman each year and share their experiences. You can contact OnStar across the following mediums: Phone, Web, Facebook.

Phone number / contactWaitVotes
ग्राहक सेवा
7 मि179
Online Help
ग्राहक सेवा
<11 hrs297
ग्राहक सेवा
2 मि209

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