Contact OnStar

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

OnStar Phone Number
888-466-7827 · Khidmat Pelanggan
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OnStar Live Chat
Unfortunately, OnStar does not offer live chat as a channel for customer service at this time.
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Recent reasons customers contacted OnStar:

Truck was stolen and curious if you can track it. I am not a subscriber
Speak to customer service *Cancel my subscription
Hi this is for my son - he's working out of our area & has bad cell service so I'm tryi...
Your agent put wrong plan in place for me
Grandson locked my keys in the car
I have * existing accounts on a **** GMC SIERRA and a **** Acadia. The Acadia has WiFi...
I have tried to get a wi fi hot spot set up in my truck without success. I have not bee...
I bought a new car w*out OnStar . Can I get a system put in,and if so where?
Can I get my granddaughter on star in her car
I need to cancel my service for Theodore Brodsky. Unfortunately he will not be driving...
No key and car won’t start
Keys are in my locked car.
I am wondering if I have signed up for unlimited data? If not I tried purchasing it and...
My name is Cornell Hamilton and my cousin has my car and won’t return it I need you to...
Need a flat tire changed
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
888-466-7827
Khidmat Pelanggan
7 minit179
Online Help
Khidmat Pelanggan
<15 jam232
facebook.com/onstar?fref=ts
Khidmat Pelanggan
2 minit144

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