John remembers when cars had true dual exhaust systems. He wonders if today's two-tailpipe cars have any advantages over the single tailpipe variety. Car Talk's explanation here.
Dear Car Talk
Alan unplugs all the chargers for his electronic gizmos when he parks overnight. Is he wasting his time? Car Talk explains how long it would take for an LED light to impact the battery, right here
Dear Car Talk: I recently inherited the car I spent my childhood washing. It has some problems...
Patrick's town is full of idlers. The worst offender is the illegal 18-wheeler that idles for 30-45 minutes at at time, in his neighborhood. Can Car Talk convince people to just cut it out?