Battery and charging system
Have the battery and charging system tested by a trained technician. A fully charged battery in good condition is required to start an engine in cold weather. “The typical life of a battery in New England is 39 months,” Paul said. “People need to think about it when it gets about three years old. Have it tested.”
Battery cables and terminals
Make sure the battery terminals and cable ends are free from corrosion and the connections are tight.