Question Before backing your vehicle, you should: Answers Walk completely around the vehicle to be sure no person or obstacle is behind it. Rev your engine. Flash your high beam headlights. Explanation Before driving in reverse, you should walk completely around your vehicle to make sure no person or obstacle is behind it. Look over your shoulder and out the rear window when backing. Do not depend only on your mirrors. Pass your DMV Written Test with flying colors Take me to the cheat sheet Wyoming This questions appears in the following tests: Wyoming Practice Test 15 Wyoming Practice Test 31