As another Johnsburg winter fades into the the rearview mirror, it's time to think about whether your vehicle is up to date on its oil changes with summer heat approaching. This is the last week of April; it’s fairly safe to say that this Johnsburg winter is behind us. The days of worrying that you’ll have to dig your car out of the driveway after a big snow are over. The slush and ice are not likely to appear on the roads again until next winter. But it’s not quite time to stop thinking about the maintenance your vehicle requires because of winter. As winter rolled into Johnsburg, any smart car owner started thinking about preparing their vehicle for the season ahead. It was vital to check your anti-freeze so you know it won’t freeze when the thermometer seriously dips in the months ahead. You wanted to make sure that you had good wipers and plenty of washer solvent so you could clean the windshield while driving on winter roads. You wanted to check the charging and starting syst...