I'm sure if I would've read the manual thoroughly I would've found that out about the speed signs lol. And I think you're right about the tunnel. Its only that one tunnel and it hasn't done it everytime Ive gone through.
Is this set in the modern era or is it good to be backdated?
"If you really needed a diesel locomotive right away, then go ahead and order a ALCO. But if you could wait for real quality, then go for an EMD or a GE".