How Often You Need To Change Car Battery. If you are not mechanically inclined visit your dealer. You might need a new battery before the three-year mark depending on the climate where you live and your driving habits.

Damage to the battery or an internal short can cause the battery to leak gas. If the battery is allowed to run down and is not brought back up to 75 percent or higher charge within a few days the battery may be permanently damaged. General wisdom says you should replace your car battery about every three years but many factors can influence its lifespan.
On average your car battery should last five to seven years.
How often do you need to replace car battery. For the car in colder regions the life span can be a bit lower. How often do you need to replace car battery. Instead a failed hybrid car battery can cost thousands of dollars to replace.

