Smallville Season 10 Episode 6 (Smallville s10e06) with title “Harvest” aired on Friday, October 29th 2010 at 08:00 pm via CW Network.
Here is summary for Smallville Season 10 Episode 6 :

Clark is concerned about Lois’ safety so he diverts her away from covering the Vigilante Registrations Act by suggesting she cover another story. After he comes clean with her, an angry Lois tells him that she can take care of herself, but when a flat tire strands their car in the middle of nowhere, their plans take a turn for the worse and Lois ends up in serious danger.