Trying to tune a 2017 GMC Sierra and Mercedes ML63 with no luck.
Server keeps saying failed to connect to server.
Mercedes keeps saying Retrieving Flash data, Failed to retrieve Flash Data.
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Trying to tune a 2017 GMC Sierra and Mercedes ML63 with no luck.
Server keeps saying failed to connect to server.
Mercedes keeps saying Retrieving Flash data, Failed to retrieve Flash Data.
Do you have a support ticket #?
Yes but too late for that. Burnt ECU while reading. Great going HP Tuners. Amazing how you release a product and test it on your customers.
Did you have a power supply on the vehicle while you were trying to read over and over? Was it the Merc or the GM?