American Home Shield typically does not cover pre-existing conditions under their service agreements. A pre-existing condition refers to any issue that was present before the warranty coverage began. This policy ensures that the coverage is fair for all policyholders, as it prevents the exploitation of the warranty for issues that were already known or diagnosed prior to purchasing the plan. It is essential for customers to carefully review their specific service agreement and the terms outlined within to understand what is and is not covered. Additionally, some plans may have waiting periods for specific types of coverage. For more information regarding particular details about coverage and pre-existing conditions, customers may want to refer to the current American Home Shield website or their official documentation for clarity.