What Curt Brake Controller Works With 2012 Mercedes Benz GL450
Updated 12/22/2025 | Published 10/18/2024
Question:
Will the Curt Spectrum Brake Controller w/ Custom Harness - Dash Mounted Knob - 1 to 4 Axles - Proportional work for a 2012 Mercedes Benz GL450
asked by: Shawn D
0
Expert Reply:
Hi Shawn,
It will not, though we do have one fit for a Curt brake controller for your 2012 Mercedes GL450, which is the Curt Echo In-Line Bluetooth Brake Controller # C79DR. This will work so long as your Mercedes has the factory tow package.
expert reply by:
Kyle S
0
Product Page this Question was Asked From
Curt Echo In-Line Bluetooth Brake Controller w/ OneControl App - Up to 4 Axles - Proportional
- Trailer Brake Controller
- Proportional Controller
- Electric
- Plug-In
- Smartphone App
- Under-Dash
- Up to 4 Axles
- Smartphone Display
- Multiple Trailers
- CURT
more information >
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Kate F.
12/22/2025
Hey Shawn, were you able to try the Curt Echo In-Line Bluetooth Brake Controller on your GL450? Knowing how it worked with the factory tow package could help others looking at the same setup.