The BBQ Guys provides full diagnostic service at the start of the restoration process. We will contact you if replacement parts are required to ensure full proper functionality of your grill. In addition to inspecting BBQs at the time of restoration, The BBQ Guys will perform a service call if requested by the customer. We are also available to assist with you with diagnosing your BBQ problems over the phone. Give us a call at 877-781-2277.