Another straightforward way to determine battery age is to buy the battery new, as a replacement for one that went bad. In this case, you can refer to the original receipt for the date of purchase. If ...
Start the car with the weak battery. If it doesn’t start, check your connections and tighten or clean as needed. • If it does start, let the problem car run for at least 20 minutes to allow ...
Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary ...