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CeramicGT2 CeramicGT2 is offline
New Member
Posts: 13
Join Date: Feb 2019
Car: 2018 Stinger GT2
Default 02-15-2019, 11:54 PM

Well, I tried to update the firmware and now get: Failed checksum testing file: 21210 Read: 5051114.

Because I canít get any firmware to properly reload, I canít use the JB4 until I get some help with this. Bummer.
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