This week, what’s the deal with heated seats? We’ll get to the bottom of that question with some theories on why women want their butts warmed more than guys. Veronica’s convinced her pickup is possessed by speed demons. Is it really motor mojo or just the owner’s onus? And Erin in Minneapolis wants to know why her gas mileage is running hot and cold. Could Minnesota winters freeze the fuel efficiency right out of her Forester? That and more in this week’s thermal-themed hour of Car Talk.