Free Louisiana CDL Combination Vehicles Practice Test 2023

You have to pass the Louisiana CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Louisiana CDL Practice Test source for your coming CDL test? You are in the right place. Our practice test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Our CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Louisiana CDL Book so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free Louisiana CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2021 LA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
LA CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
While driving behind another vehicle, under good conditions, you should allow at least one second between your vehicle and the vehicle ahead for each ____ feet of your vehicle length.
The iron trailer supports are up and the trailer is resting on the tractor. Make sure:
Spring brakes are not required on trailers and dollies built before:
When you get ready to back under a semitrailer you should line up:
Off-tracking or cheating causes which of these to follow the wider path while making a turn?
Before coupling or uncoupling, the trailer wheels should always be:
Your emergency air line breaks or gets pulled apart while you are driving. The loss of pressure will cause the:
Converter dollies:
How much space should there be between the upper and lower fifth wheel?
Trailer landing gear:
When coupling or uncoupling, all of these apply to the trailer except:
A fifth wheel in proper position for coupling will have:
Driving with an empty trailer:
What will happen if the air lines are crossed when you hook up to an old trailer?
Rocky mountain doubles have a rearward amplification of about:
What gear should the tractor engine be in after you uncouple the trailer and are inspecting the trailer supports?
Before getting out to inspect the coupling, secure the vehicle by putting transmission in neutral, shutting off engine and taking the key with you, and:
Triples combinations have a rearward amplification of:
Glad hands are usually connecting which of these?
While checking if the trailer is securely coupled to the tractor, the landing gears should be: