Question During a pre-trip inspection, belts should be: Answers Left alone and not inspected. Checked for tightness. Inspected, but only about once a month. Explanation When inspecting your vehicle, you should check all belts for tightness and excessive wear. This questions appears in the following tests: Iowa Class B Knowledge Test Kentucky Class B Knowledge Test Missouri Class B Knowledge Test Nevada Class A Knowledge Test Oklahoma Class A Knowledge Test Oklahoma Class B Knowledge Test