Heat: Tunnel Vision

No. While your car is on a tunnel Space, you cannot discard cards from your hand, even when an Event, Upgrade, or Road Condition would let you; cooling down and using the Scrap icon are still allowed. (p. 3)

During setup, draw just one token for each chicane. A token with the Sector symbol affects the sector after the chicane; any other token affects both Corner Lines. (p. 3)

No. Without that module, treat chicanes like regular Corners. (p. 3)

If it starts its turn on a space marked with one or more chevrons above the diamond, it can cross one extra Corner Line per chevron that round. (p. 3)

In Step 5, move up to the symbol’s number of Spaces, passing only through Spaces completely free of cars and landing where at least one car is in either Spot of the Space directly ahead. Draft movement does not count as speed and is not Slipstreaming, though Draft can be combined with other Draft symbols and used before or after Slipstreaming. (p. 4)