Cedar PerformanceECU / DME tuning
Photographed Cedar Performance workstation with the bench-patch tool used for OBD unlock service

X166 / X167 / MRG1 +1

2020 Mercedes GLS OBD Unlock Patch

2020 Mercedes GLS OBD Unlock Patch service using AutoTuner Bench Patch compatibility. Cedar confirms the exact controller before accepting the request.

Model years2020
ECU identifiersMRG1 / MRG1 / MRD1 / MRD1.40 / MRD1.41 / MRD1.42 / MRD1.48 / MRD1.76 / MRD1.77 / MRD1.81
PlatformX166 / X167
ServiceRequest OBD unlock patch

OBD unlock catalog

2020 Mercedes GLS OBD unlock patches

Open the exact vehicle page to review controller coverage and request the unlock service.

ECU access coverage

Mercedes GLS OBD unlock details

Service methodAutoTuner Bench Patch

2 vehicle listings across 2020.

Controller coverageMRG1 / MRG1 / MRD1 / MRD1.40 / MRD1.41 / MRD1.42 / MRD1.48 / MRD1.76 / MRD1.77 / MRD1.81

Controller compatibility is confirmed from the actual ECU before service.

Request intakeECU confirmed first

This service is the OBD unlock patch only; any tune is selected separately.