# myGMC

> Start, Lock & Schedule Service

Canonical page: [https://chrome-stats.com/d/id399408958](https://chrome-stats.com/d/id399408958)

## Overview

- **ID:** `id399408958`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** General Motors Company
- **Category:** Lifestyle
- **Rating:** 4.80 / 5 (429,500 ratings)
- **Version:** 8.16.0
- **Last updated:** 2026-08-24
- **First published:** 2010-11-04
- **Size:** 351 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/mygmc/id399408958)
- **Privacy policy:** [https://www.onstar.com/content/dam/onstar/na/us/en/index/legal/legal-privacy-statement-jan012011/02-pdfs/Privacy-Statement-for-Application-Services.pdf](https://www.onstar.com/content/dam/onstar/na/us/en/index/legal/legal-privacy-statement-jan012011/02-pdfs/Privacy-Statement-for-Application-Services.pdf)

## Description

myGMC Chrome Extension brings remote vehicle control to your browser using OnStar. Start your engine, lock doors, and schedule service, all from a single pane of glass.

Monitor vehicle health and location on the go—fuel level, tire pressure, oil life, and odometer—plus locate your GMC with walking directions and request Roadside Assistance with a tap. Note: features require data connection; availability varies by country, vehicle, and plan.

## Rankings

- #992 — Overall

## Review summary

myGMC is valued for remote capabilities—starting the engine and climate, locking/unlocking doors, and viewing vehicle health data. Users also appreciate managing multiple GMCs from one app and basic location features for security. However, many reviews flag reliability issues: the app frequently fails to connect or perform remote actions, vehicle data (fuel, mileage, tire pressure) is stale, and updates/login prompts interrupt usage. Some request real-time feedback on locks and expanded features (e.g., cabin temperature control). Overall, core features are strong, but reliability, data accuracy, and UX improvements are needed for consistent daily use.

### Pros

- Remote start engine and climate control via the app (start AC/heater remotely).
- Lock/unlock doors remotely with reliable performance.
- Vehicle health/status data and maintenance information available in the app.
- Location and security features to see the vehicle and turn it off if stolen.

### Cons

- Frequent connectivity issues that prevent remote control (not always able to connect or perform actions).
- Vehicle data not updating / stale (fuel, mileage, tire pressure).
- Update/login prompts disrupt usage and cause downtime.
- Lack of real-time feedback on lock/unlock status.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id399408958)