ECU AND TCU FILE SERVICE
Mercedes-Benz GLS-Class Stage 1 tuning files.
Mercedes-Benz GLS-Class Stage 1 file support for workshop jobs around MD1 and MED17. Use this page when you already know the requested direction and want to order directly.
Workshop intake first. Fast turnaround. Clear revision path.
What we deliver
- ECU tuning files prepared for workshop and trade workflows
- TCU file support where gearbox coverage is published and validated
- Stage, solution, and revision work handled through a controlled intake path
- Direct WhatsApp and email order handling while the wider platform is being connected
Direct intake by WhatsApp and email, with portal handoff following later.
Stage 1 for Mercedes-Benz GLS-Class
Engines
350 d 4MATIC 9AT - 258hp and 400 4MATIC 9AT - 333hp
ECU families
MD1 and MED17
Request overview
Mercedes-Benz GLS-Class Stage 1 is the right page when you already know the exact job you want to order.
Typical context on this route includes 350 d 4MATIC 9AT - 258hp and 400 4MATIC 9AT - 333hp and ECU families such as MD1 and MED17. That helps you send a clearer request from the start.
Stage 1 before ordering
Coverage context
Mercedes-Benz GLS-Class Stage 1 Demand is paired with 350 d 4MATIC 9AT - 258hp and 400 4MATIC 9AT - 333hp and ecu families MD1 and MED17.
The same requested solution can still need different handling depending on engine variant, ECU family, file history, and the final target.
What to send before file work starts
- Mercedes-Benz GLS-Class with exact engine variant
- Stage 1 target and any related notes
- ECU or TCU family if already visible
- Whether the file is stock, modified, or returning for revision
Direct order path
Orders are handled by WhatsApp and email. This page is built for direct file-service intake.
Manual review stays in the loop so edge cases, file history, and revision scope can be checked before anything is delivered.
Available solutions
Use adjacent solution paths when the workshop is still comparing the right direction for Mercedes-Benz GLS-Class.