Recipient
Sender
Cancel
When do you want to cancel?

By validating, I declare that I have read and accepted the terms and conditions and I confirm ordering the Postclic premium promotional offer of 48h for NGN 3,322.00 with a mandatory first month at NGN 81,389.00, then subsequently NGN 81,389.00/month with no commitment.

Nigeria

Cancellation service #1 in Nigeria

Termination letter drafted by a specialized lawyer
Expéditeur
How to Cancel OnStar | Postclic
Onstar
OnStar Member Services P.O. Box 1027
48090-1027 Warren United States
infotainment@gmexpert.com
Subject: Cancellation of Onstar contract

Dear Sir or Madam,

I hereby notify you of my decision to terminate the contract relating to the Onstar service.
This notification constitutes a firm, clear and unequivocal intention to cancel the contract, effective at the earliest possible date or in accordance with the applicable contractual period.

Please take all necessary measures to:
– cease all billing from the effective date of cancellation;
– confirm in writing the proper processing of this request;
– and, if applicable, send me the final statement or balance confirmation.

This cancellation is addressed to you by certified e-mail. The sending, timestamping and content integrity are established, making it a probative document meeting electronic proof requirements. You therefore have all the necessary elements to proceed with regular processing of this cancellation, in accordance with applicable principles regarding written notification and contractual freedom.

In accordance with personal data protection rules, I also request:
– deletion of all my data not necessary for your legal or accounting obligations;
– closure of any associated personal account;
– and confirmation of actual data deletion according to applicable privacy rights.

I retain a complete copy of this notification as well as proof of sending.

to keep966649193710
Recipient
Onstar
OnStar Member Services P.O. Box 1027
48090-1027 Warren , United States
infotainment@gmexpert.com
REF/2025GRHS4

Cancel OnStar: Step-by-Step Guide

What is OnStar

Overview

OnStar is a vehicle-connected service platform that offers safety, security, navigation, and connectivity features through a subscription model.

Services include emergency response, vehicle diagnostics, Wi‑Fi, and app-based controls depending on the plan and vehicle capability.

How it is provided

OnStar services are delivered via the vehicle's built-in hardware, the OnStar mobile app, and OnStar online accounts.

Some services may be included with the vehicle purchase or lease; others require a paid subscription or in‑app purchase.

How to cancel OnStar

Primary cancellation methods

  • Online: Log in to your OnStar account, go to My Account → My Plans → Cancel my plan, and follow the prompts.
  • In‑vehicle: Press the blue OnStar button in your vehicle and request cancellation with an advisor.
  • By phone: Call 1-888-4ONSTAR (1-888-466-7827) to speak with an OnStar advisor and request cancellation.

Step-by-step guide

  • Sign in at your OnStar account online or open the OnStar mobile app.
  • Navigate to My Account → My Plans and choose the Cancel my plan option, or press the blue OnStar button in the vehicle.
  • If using phone support, provide the advisor with account and verification details and request cancellation.
  • Confirm the cancellation date and keep any confirmation number or email for your records.

What happens when you cancel

Access and service continuity

Once you cancel, services continue through the end of your current billing period.

After that date, access to subscription features provided by OnStar will stop unless you resubscribe.

Renewals and data

Automatic renewals stop after cancellation; you should verify that billing ceases by checking your bank or card statements.

OnStar may retain account and vehicle data per its privacy and terms documents; request specifics from support if needed.

Will I get a refund?

General refund policy

Refunds for unused whole months and remaining days may be available for services paid in advance, subject to OnStar terms and exceptions.

No automatic 14‑day cooling‑off refund is guaranteed in OnStar terms; refunds are prorated and conditional.

Key exceptions

  • No refunds are issued for services that were included in the purchase or lease price of the vehicle.
  • Mobile app fees are explicitly non‑refundable once paid.
  • Confirm eligibility by contacting OnStar support and noting any service‑specific terms that apply.

OnStar plans and pricing

Availability of pricing

No Nigeria‑specific or EUR‑denominated pricing for OnStar (2024/2025) is publicly available in the sources reviewed.

Official pricing varies by market; U.S. pricing exists but does not represent Nigeria rates.

Summary table

Plan name Price (local) Notes
OnStar plans Varies No Nigeria‑specific pricing publicly available; check local OnStar channels.

Your consumer rights in Nigeria

General consumer protections

Nigerian consumer law offers protections against unfair commercial practices and requires clear contract terms and transparency.

Consumers may seek remedies for misrepresentation, unauthorized billing, or poor service through appropriate complaint channels.

Practical steps under local rights

  • Keep records of cancellation requests and confirmations to support complaints.
  • If billed incorrectly, dispute the charge with your bank or card issuer and escalate to Nigerian consumer protection bodies if necessary.

Customer experiences

Common positive notes

Some users report successful cancellations and refunds after persistent follow‑up, indicating issues can be resolved with escalation.

OnStar advisors can cancel accounts directly when contacted by phone or via the in‑vehicle button for many customers.

Common complaints

Public reviews often cite recurring difficulties: being billed after cancellation, long wait times, and extensive verification during cancellation attempts.

Reports also mention separate cancellation required for certain services (for example, Wi‑Fi) and limited refunds for bundled or included services.

Documentation checklist

Essential documents

  • OnStar account username or email and password.
  • Vehicle details: VIN, make/model, and registration information.
  • Payment method details (last four digits of card) and recent billing statements.

Optional supporting items

  • Printed or saved confirmation of previous cancellations or emails.
  • Any terms and conditions or proof showing a service was included with vehicle purchase, if disputing refunds.

Common mistakes

Assuming cancellation is immediate

Many users assume cancellation stops billing immediately; in reality services typically continue through the end of the billing period.

Always confirm the effective cancellation date and retain the confirmation number or email.

Not cancelling all connected services

Some customers believe canceling OnStar cancels all related services, but Wi‑Fi or app purchases may require separate cancellation.

Verify each service line on your account and cancel them individually if needed to avoid ongoing charges.

Comparative recap

Quick comparison overview

Below is a concise comparison of cancellation channels to help choose the best option for your situation.

Cancellation methods table

Method How to use Pros Cons
Online account Sign in → My Account → My Plans → Cancel my plan. Fast, documentable, available 24/7. May require account access and verification.
In‑vehicle (blue button) Press blue OnStar button and request cancellation with an advisor. Direct, tied to vehicle, advisor confirms immediately. Requires vehicle access and connectivity; possible wait times.
Phone Call 1-888-4ONSTAR (1-888-466-7827) and request cancellation. Speak with an advisor, can resolve complex issues live. Potential long hold times and extensive verification questions.

After cancelling

What to verify

Confirm the cancellation date and whether services will continue through the billing cycle.

Check your bank or card statements in the following billing cycles to ensure no further charges occur.

Further actions and links

Address

Mailing address

OnStar Member Services P.O. Box 1027 Warren, MI 48090-1027.

Phone contact

Call OnStar Member Services: 1-888-4ONSTAR (1-888-466-7827) to request cancellation or ask questions about refunds and account status.

FAQ

To cancel your OnStar subscription, log into your OnStar account, navigate to My Account → My Plans, and select the Cancel my plan option. Alternatively, you can press the blue OnStar button in your vehicle to speak with an advisor or call 1-888-4ONSTAR for assistance. Remember to keep proof of your cancellation request.

Yes, you may receive a refund for unused whole months or remaining days, but this is subject to OnStar's terms and conditions. To confirm your eligibility, contact OnStar support and keep a record of your cancellation request.

Yes, you can cancel OnStar by sending a written request via email or registered postal mail. Ensure you keep a copy of your request for your records and check your contract for specific cancellation details.

After cancellation, your OnStar services will continue until the end of your current billing period. Access to subscription features will stop after that date unless you resubscribe.

Yes, refunds are not issued for services included in the vehicle purchase or lease price, and mobile app fees are non-refundable once paid. For specific exceptions, refer to OnStar's terms or contact their support.

Important warning regarding service limitations

In the interest of transparency and prevention, it is essential to recall the inherent limitations of any dematerialized sending service, even when timestamped, tracked and certified. Guarantees relate to sending and technical proof, but never to the recipient's behavior, diligence or decisions.

Please note, Postclic cannot:

  • guarantee that the recipient receives, opens or becomes aware of your e-mail.
  • guarantee that the recipient processes, accepts or executes your request.
  • guarantee the accuracy or completeness of content written by the user.
  • guarantee the validity of an incorrect or outdated address.
  • prevent the recipient from contesting the legal scope of the mail.