Battery Check
Took the battery from my TT to have it checked. O'Reilly Auto parts said it was bad with bad cell. Took it to Advance Auto Parts and they said it was at 13.325V, had 456 cca, and just needed to be ch...
Forum Discussion
The important test that any auto parts dealer can do is the Load Test. It measures the battery's ability to recover after being hit by a heavy load. Simple, if it cannot recover it's bad and needs to be replaced. It can show 13.5 volts but it means nothing if the battery cannot perform under a load.
