has your freeze switch gone out or is your HVAC sysytem working intermittently? Shoreline Truck Parts strives to help our customers warm, and on the road. We cover all of our products with a one year warranty , and offer free shipping to all of the lower 48 states on any order over 50$. If you have any questions or would like to suggest a product feel free to text or call us at (616)-834-1503.