@fstop32 That fan above the A/C was stock on my 2017. Never was rain damaged. And yes as you say, the idea was to prevent overheating of the unit. However, I found that once I took 100% of the exhaust from the back of any unit and forced it outside of the T@B, while letting intake air equalize, I found the fan was…
@51chevy ; @ChanW ; @Bayliss ; You can widen it a bit more. In the pics below, I took out an aluminum vertical support on the right side, since there was another one a few inches away. That's not just surgery to the front wood trim, but surgery to the internal cage. Looking at Bayliss's images above, I then flipped the…