I see cars needing tune-ups but I've not been advised of this service. Should I be concerned?
Does my vehicle need tune-ups? Not having troubles. on 2004 Ford Explorer
preventitive maint issue like change your oil. (yes)
Check OWNERS MANUAL for minimum maint. items. What are you considering a 'tune-up'--spark plugs-100K , engine air filter inspect at least every three months , cooling system service-anti-freeze deteriorates after time and will not protect from corrosion and other internal engine problems related to it. As first answer , prevent.