## **How to install a dual-screen Android head unit in Mercedes-Benz GLC-Class X253 / C253 (2015-2023)? (Mercedes GLC 12.3"+12.3" dual display installation / Dashboard trim disassembly / CarPlay wiring guide)**

### Symptoms:

Upgrading the factory infotainment and instrument cluster in a [Mercedes-Benz GLC-Class](https://smarty-trend.com/en/mercedes-glc-class-x253-c253-2015-2023-android-carplay-dual-screen) (X253 / C253, model years 2015–2023) to a modern panoramic dual-screen 12.3"+12.3" Android system requires careful center console trim disassembly, removal of the factory display and host unit, proper wiring harness routing, and secure mounting using custom brackets.

### Solution:

For a comprehensive step-by-step video installation guide and wiring walkthrough, follow the official video: [Mercedes-Benz GLC Dual-Screen Installation Video](https://youtu.be/w9XVmjq4rdo)

<https://www.youtube.com/watch?v=w9XVmjq4rdo>

### Keywords:

Mercedes GLC dual screen installation, X253 C253 12.3 inch head unit, Mercedes GLC 2015-2023 Android stereo, dashboard disassembly GLC, CarPlay multimedia upgrade, SMARTY Trend guide, **STSDW-KME6118.**