At first Posted On: https://carwarrantygenius.com/how-one-missed-oil-change-voided-this-4000-car-warranty-extended-claim/How One Skipped Oil Change Voided This $4,000 Auto Guarantee Extended DeclareOkay, Tale time. Several years back, I skipped an oil change since existence got chaotic… and because I thought one delay wouldn’t make a difference