Perhaps maintenance would work better?
http://www.merriam-webster.com/dictionary/maintenance

--
Christopher A. Young
Learn more about Jesus
www.lds.org
..


"jim"
wrote in message news:4c55cd8f-cb61-4914-9631
years to a battery. Your car is started regularly and the
voltage
stays up and in a normal range that keeps them from
sulfating, store a
car and its the same thing, the battery will sulfate
itself to an
early death fast. www.batteryuniversity.com has fairly
complete
info on all batteries. On your next battery maintain the
voltage when
its not used. But 4 years isnt that bad, ive bought new
car batteries
that were duds and lasted 6 months

It all boils down to MATENINCE