Schedule your tune-up before October 31, 2022, and save $50 off the regular price of $119. Schedule your tune-up before November 15, 2022, and save $40 off the regular price of $119. Cannot be combined with other discounts. Furnace & Air Conditioning Tune-Up with Our Exclusive No-Breakdown Guarantee. We guarantee that your Furnace & A/C won't breakdown for 90 days after our maintenance/recommended repairs, or we'll credit the tune-up price you paid toward any further repair. Expires on 1/15/2023.