Mercedes-Benz Navigation W212 S212 E CLASS NTG5*1 REPAIR SERVICE 1 YEAR WARRANTY

Professional Repair Service for Your Original Mercedes-Benz NTG5.1 Navigation Unit
You are not purchasing a new or replacement navigation unit. This listing is for a premium repair service for your existing NTG5.1 Mercedes-Benz head unit. If your system has stopped working or is exhibiting signs of failure, we offer a reliable, cost-effective solution that restores your factory unit’s full functionality.

🔧 Common Issues with Mercedes-Benz NTG5.1 Head Units:

The NTG5.1 system found in many E-Class vehicles is known to suffer from hardware and software faults over time. If your unit is experiencing any of the issues listed below, it is a strong candidate for our repair service:

• 🔁 Constant rebooting or infinite boot loops

• 📴 Completely dead unit – will not power on

• 🔋 Battery drain – head unit continues to draw power when off

• 🛑 Frozen on Mercedes-Benz logo

• ⚙️ Fails to accept software updates or diagnostic programming

• 🎛️ Physical buttons or control knob not responding

• 🗺️ Navigation or Bluetooth functions not working

These problems typically stem from mainboard failures, corrupted flash storage, faulty voltage regulators, or internal component degradation — all of which our experienced technicians are fully equipped to diagnose and repair.

🚗 Compatible Mercedes-Benz Models:

This repair service is specifically tailored for the following models equipped with NTG5.1 COMAND head units:

• 2014–2016 Mercedes-Benz E-Class W212 (Sedan)

• 2014–2016 Mercedes-Benz E-Class S212 (Wagon/Estate)

• Also used in select CLS (W218), GLE (W166), and other NTG5.1-equipped models

If you are unsure whether your vehicle uses the NTG5.1 system, please reach out with your VIN or part number for confirmation.

🧩 Known Compatible Part Numbers:

We support the following OEM head unit part numbers:

• A2189010001

• A2129023411

• A2189028704

• A2189024301

• And all variants of HU5.1 units used in E-Class W212/S212 vehicles

Note: If your unit has a different part number, we may still be able to repair it. Please contact us before ordering.

🛠️ How the Repair Service Works:

1. Purchase This Repair Service
Add the service to your cart and complete your order.

2. Ship Your Faulty Unit to Us
You’ll receive shipping instructions after checkout. Package your NTG5.1 head unit carefully and send it to our certified repair facility in Maryland. 

3. Professional Repair & Testing
Our skilled technicians will thoroughly diagnose and repair your unit using dealer-grade tools and genuine replacement components when necessary. Units are fully tested on the bench before return.

4. Return Shipping to You
We ship your repaired unit back via insured express service. Turnaround time is typically 2–3 weeks including shipping time, with repair time averaging 2–5 business days.

✅ What You Get:

• ✔️ Expert repair of your OEM NTG5.1 head unit

• ✔️ 12-Month Warranty on all repairs

• ✔️ Return shipping included

• ✔️ Full functionality restored (navigation, media, Bluetooth, etc.)

• ✔️ Plug-and-play in most cases — no coding required

If you have any questions about compatibility, shipping, or repair details — feel free to contact us anytime. We’re happy to assist with verifying part numbers or identifying your head unit.