Can Excessive Heat Drain A Car Battery. When stored properly a detached car battery can last up to six months. As a result many motorists wind up stuck along the roadside in the summer.
Higher temperatures cause an increase in the chemical activity which can be a good thing but the heat may be draining your battery. Work to Keep Your Battery in Heat-Fighting Shape. How Excessive Heat Can Affect Your Car Battery.
Some studies suggest that car batteries are even more likely to fail in the heat of the summer than they are in winter.
A cars battery provides the ignition with the initial power to start. So while you can recoup at least some of it for heating the cabin youve already wasted a lot of fuel cr. Sometimes if the battery doesnt discharge too much the alternator can restore the energy when the car is driven. All that excess heat is fuel burned and wasted and its a lot.
