Joseph, this is really more in the realm of maintenance than repair. If you have an easy access to it (I had to remove the air filter housing in my 190), it will take you 5-10 minutes. No sweat.
1985 190D 2.2l Sold-to Brother-in-law
1996 Mustang 3.8l -"thinks it's a sports car"
1988 Grand Wagoneer - Sold (good home)
1995 Grand Cherokee Ltd -"What was I thinking??!!"