I have a couple questions about the maintenance on 2007 4runner v6 sport I have 105,000 miles on it all original parts on it do I need to replace anything yet? And I have a button on the left side of drivers side something do with 4 wheel drive don't know nothing about it?any feedback will help...
Still have original sparkplugs in it with 105,0000 it runs alsome just wondering how many miles I get with the original plugs and battery still cranking like new?