ser ‧ vic ‧ ing /ˈsɜːvəsɪŋ, ˈsɜːvɪsɪŋ $ ˈsɜːr-/ BrE AmE noun [uncountable]
[ Word Family: noun : ↑ servant , ↑ serve , ↑ server , ↑ service , ↑ disservice , the services, ↑ serving , ↑ servery , ↑ servicing , ↑ servility , ↑ servitude ; adjective : ↑ serviceable , ↑ servile , ↑ serving ; verb : ↑ serve , ↑ service ]
when a machine or vehicle is examined and things are done to keep it working well:
The new model is quieter, needs less servicing, and is more fuel-efficient.