How Do You Know If Need New Car Battery. Most quality auto parts retailers will load-test your battery for free and a load test on a fully-charged battery is one of the best ways you can determine if your battery needs. A no-start issue is only one of.

If the battery management system is. Swollen sides on a battery is a sign of a bad battery cells and will require replacement of the battery. Visually inspect the wires attached to the battery especially near the battery.
Another weak battery indicator on older cars is dim incandescent.
Swollen sides on a battery is a sign of a bad battery cells and will require replacement of the battery. A no-start issue is only one of. Another weak battery indicator on older cars is dim incandescent. A car battery doesnt last forever but sometimes the problem isnt really the battery.

