CDL CLASS B GENERAL KNOWLEDGE, Questions and answers/LATEST UPDATES FOR 2024 EXAMS

CDL CLASS B GENERAL KNOWLEDGE, Questions and answers/ What is the most important reason for doing a vehicle inspection? - -safety for yourself and for other road users. What things should you check during a trip? - -Watch gauges for signs of trouble. Tires, wheels and rims. Brakes. Lights and reflectors. Brake and electrical connections to trailer. Trailer coupling devices. Cargo securement devices. Name some key steering system parts. - -steering wheel steering wheel shaft steering gear box pitman arm drag link steering ring knuckle spindle steering arms Name some suspension system defects. - -string hangers that allow movement of the axle from proper position. cracked our broken leaf spring hangers, missing or broken leaves in a multi-leaf spring or leaves that have shifted so they might hit a tire or other part leaking shock absorbers torque rod or arm, u-bolts, spring hangers or other axle positioning parts that are cracked, damaged or missing. air suspension systems that are damaged and/or leaking. any loose, cracked, or broken missing frame members. What three kinds of emergency equipment must you have? - -Safety equipment emergency phone numbers accident reporting kit What is the minimum tread depth for front tires? For other tires? - -4/32-inch tread depth for front tires, 2/32 inch depth for other tires Name some things you should check on the front of your vehicle during the walk around inspection. - -front axle steering system windshield lights and reflectors What should wheel bearing seals be checked for? - -le