Mercedes GLS X166 2017 to 2019 9G-Tronic TCM TCU P073E00 P07B700 Repair Service

🌟 Full Diagnostic & Repair Service Available! 🌟

🧰 Not sure if this is the faulty part?

No worries — we offer a complete start-to-finish diagnostic and repair service in our workshop!

🔍 Let our experts find the fault and fix it right — no guesswork needed.

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🚘 Mercedes GLS X166 (2017-2019)

9G-Tronic Mechatronic TCM / TCU Repair Service

🔧 Professional Mail-In Service by THE VEHICLE CHECK

📍 Post Your Unit To:
The Vehicle Check
Unit 13 Shaftesbury Road
London, N18 1SW

⚠️ Common Fault Symptoms:

• Transmission won't shift into Drive

• Automatically selects Neutral when trying to engage Drive

• After several attempts, transmission enters safe mode , allowing only 3rd-5th gear

These issues are common with the 9G-Tronic TCM / TCU in the Mercedes GLS (X166) and can usually be repaired without needing a costly replacement.

🔍 Common Fault Codes:

1. Reverse Gear Cannot Engage

2. P073E00 - Gearbox shift malfunction

3. P07B700 - Clutch Position / Pressure Sensor fault

🛠️ What's Included in Our Repair:

• In-depth diagnostics & component-level repair

• Fully tested and verified functionality

• No coding required after refitting — just plug & play

• Fast turnaround (2-3 working days)

• 12-month warranty on all repairs

• Honest, fixed-price service — no hidden fees

📄 Before You Send:

Please share your diagnostic report with us before purchasing or posting your unit. This helps us confirm the issue and ensures we can repair it effectively.

📦 How It Works:

1️⃣ Purchase this eBay listing
Secure your repair service.

2️⃣ Pack your TCU safely
Include your name, return address, contact number , and a copy of the diagnostic report if possible.

3️⃣ Ship to:
The Vehicle Check
Unit 13 Shaftesbury Road
London, N18 1SW

4️⃣ We repair, test & return
Your unit is professionally repaired and posted back ready to reinstall.

⚠️ Please Note:

This is a repair service for your original TCM/TCU unit .
You are not purchasing a new or replacement part .

🔧 Other Services We Offer:

• Instrument cluster repairs

• ABS pump/module repairs

• Land Rover & Jaguar gear selector repairs

• Crash data removal (Airbag ECU)

• Audi & Volvo 48V hybrid crash data repair

…and more!

🛒 Visit our eBay store to explore all services we provide.

💬 Have questions? Message us anytime — we're here to help.