Originally posted by t-rd
You don't stand in the cold weather drinking coffee trying to warm yourself up. You do a little warm-up exercise, and start running to warm yourself up. Same for a car!
You change your blood every 3,000 miles too?
Start the car up, buckle your seat belt, tune to your favorite radio station, check your mirrors, and drive off. Keep the rev's down for the first few minutes, then you're fine. Any prolonged idling wastes gas, and does no good.
/bill