You might use bed encasements to contain any bed bugs within your mattresses and box springs, or maintain bugs out of them for ongoing removal.
Truly move it back inside the house regardless, but that's good place to look for signs of termites. https://Wiki.Insidertoday.org/index.php/Reasons_For_Hiring_A_Pest_Control_Company_For_Your_Treatment_Of_Domestic_Pests