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Yes. So originally I got a code for charged air coolant malfunction. Took it to dealership. They diagnosed and couldn’t find anything. Removed the code and I got the truck back within 3 hours the same day. Next day I went to put wiper fluid in and noticed the res was empty. Filled it and didn’t...

Hey idk if you figured anything out yet. But I had a similar issue last summer. Dealership ended up having my truck 4 different times. Had gm engineers involved. Turns out the fluid was leaking into the pump. And eventually making the pump fail. This is becoming a common thing with these trucks...