I spoke with Mike. He helped me clear fault codes. Now I am just waiting for update for my truck.

I forgot to mention my factory remote starter is not woking either.

2GCEC13C571537695
Two wheel drive.
all stock except for flowmaster exhaust.

I purchased a U7194. This is what the dealer told me I needed for my truck. I have a 2007 Silverado new body style, with a 4.8 engine. viin# has the "C" as the eighth digit. Crew cab.
Predator has the latest update. when I plug it into truck, it tells me that my truck is not supported. Never loaded ...