Cold weather slows the chemical reaction inside car batteries, which can leave you stranded with a dead car battery in the middle of winter. If your car won't start this winter, follow the steps below to get running again: If you think your battery may be drained from sitting unused for several days, shut the car doors and turn off all accessories (such as the heater, radio and lights). This will maximize your starting power. However, if you have driven your car recently and it still won't start, you may need to exercise the battery for a while before attempting to start the vehicle again. To exercise your battery, turn the key to start and hold it for no longer than 10 seconds (because overworking the starter can cause it to overheat). If the engine doesn't crank, waitThe post What To Do If Your Car Won't Start This Winter appeared first on Hi-Tech Battery Solutions | Blog.