Originally Posted By: wrcsixeight
I don't trust any battery tester to give an accurate CCA remaining rating. The results can vary even wider depending on whether the place doing the testing can profit from selling you another battery, or profit by denying warranty claims.
Have to agree. 2013 Tacoma stopped holding a charge if it sat for 24 hours. Had it tested at 2 different dealers, Advance, AZ, tested for slow drain myself. All test showed good. Replaced it at company expense and it has been fine for 4 months.