Question During the vehicle inspection test, you will be asked to: Answers Change a tire. Explain to the examiner what you would inspect and why. Estimate the weight of a load in a trailer. Change a windshield wiper. Explanation During the CDL vehicle inspection test, you must be able to inspect your vehicle and explain to the examiner what you are inspecting and why. Take a FREE Practice Test Now This questions appears in the following tests: Colorado Knowledge Test Class B , District Of Columbia Knowledge Test Class B ,