All your missed questions are saved
automatically for extra practice.
It's a practice test that's automatically made up of all your missed questions. Once you finish this test, you’ll be able to revisit your Challenge Bank™ to practice and sharpen your skills.
View All PlansAdding difficult questions to Challenge Bank™ is an exclusive Premium feature. Unlock access to 650+ exam-like questions, a Pass Guarantee, personalized study plans, and more.
View All PlansThe Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
- Updated for May 2025
- Based on 2025 IL commercial driver's license manual
IL CDL Pre-Trip Inspection Practice Test 2025
Your career as a commercial driver begins with your earning a Commercial Learner’s Permit (CLP) and knowing the safe operation of the systems and components in a commercial motor vehicle (CMV). Federal regulation 49 CFR § 396.13 requires drivers to verify all these features are working properly before putting their vehicle on public roads. By using a checklist to conduct your inspection, you can be sure that items such as the engine, tires, brakes, and windshield wipers are working properly. These inspections help keep your cargo, fellow motorists, and yourself out of harm’s way. The Prairie State can offer some adverse driving conditions due to inclement weather and heavily congested traffic along certain roadways, such as Interstate 57. However, you can ride easy when knowing your vehicle is operating in a safe mode.
Among several requirements for you to receive a CLP, you must pass the official DMV Commercial Driver’s License (CDL) General Knowledge Test, which will include questions about pre-trip inspections. Additionally, for your CDL skills test, you must perform a pre-trip inspection of a vehicle in front of an examiner. You must answer at least 80% of the {official-test-num} questions correctly to pass the General Knowledge test. Since this requirement doesn’t leave much room for error, our Illinois DMV CDL Pre-Trip Inspection Practice Test leaves no stone unturned in preparing you to answer questions about the process. It uses 20 questions just like the ones on the official knowledge test to advance your understanding of pre-trip inspections. Compared with other on-line resources, the practice test undoubtedly offers the most effective preparation available.
When considering a study guide to help you prepare, you should consider its inherent limitations compared with the CDL Pre-Trip Inspection Practice Test. If you want reliable information, it’s always best to go straight to the source. The practice test is based on the most recent Illinois DMV CDL driver’s manual (Illinois CDL Handbook 2025) and is up to date as of May 2025. If you submit an incorrect answer, a recovery plan is waiting for you. The practice test will provide a detailed explanation of the correct answer to fill your knowledge gaps and increase your confidence in not making the same mistake. In comparison, a study guide will only teach you to memorize the answers to the questions. You’ll be on your own, trying to find out where you went wrong. The practice test will never leave you to your own devices or resorting to guesswork. Get ready to experience on-line learning at its best!
There’s no need to wonder, “Will it play in Peoria?” You can find out for yourself with practice tests for other U.S. states and Washington D.C. at https://driving-tests.org/academy/drivers-license.
- Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
- Triple-checked for accuracy
About this test

What to expect on the actual IL DMV exam
questions
correct answers to pass
passing score
- Alabama: Test 1 / Test 2
- Alaska: Test 1 / Test 2
- Arizona: Test 1 / Test 2
- Arkansas: Test 1 / Test 2
- California: Test 1 / Test 2
- Colorado: Test 1 / Test 2
- Connecticut: Test 1 / Test 2
- Delaware: Test 1 / Test 2
- District of Columbia: Test 1 / Test 2
- Florida: Test 1 / Test 2
- Georgia: Test 1 / Test 2
- Hawaii: Test 1 / Test 2
- Idaho: Test 1 / Test 2
- Illinois: Test 1 / Test 2
- Indiana: Test 1 / Test 2
- Iowa: Test 1 / Test 2
- Kansas: Test 1 / Test 2
- Kentucky: Test 1 / Test 2
- Louisiana: Test 1 / Test 2
- Maine: Test 1 / Test 2
- Maryland: Test 1 / Test 2
- Massachusetts: Test 1 / Test 2
- Michigan: Test 1 / Test 2
- Minnesota: Test 1 / Test 2
- Mississippi: Test 1 / Test 2
- Missouri: Test 1 / Test 2
- Montana: Test 1 / Test 2
- Nebraska: Test 1 / Test 2
- Nevada: Test 1 / Test 2
- New Hampshire: Test 1 / Test 2
- New Jersey: Test 1 / Test 2
- New Mexico: Test 1 / Test 2
- New York: Test 1 / Test 2
- North Carolina: Test 1 / Test 2
- North Dakota: Test 1 / Test 2
- Ohio: Test 1 / Test 2
- Oklahoma: Test 1 / Test 2
- Oregon: Test 1 / Test 2
- Pennsylvania: Test 1 / Test 2
- Rhode Island: Test 1 / Test 2
- South Carolina: Test 1 / Test 2
- South Dakota: Test 1 / Test 2
- Tennessee: Test 1 / Test 2
- Texas: Test 1 / Test 2
- Utah: Test 1 / Test 2
- Vermont: Test 1 / Test 2
- Virginia: Test 1 / Test 2
- Washington: Test 1 / Test 2
- West Virginia: Test 1 / Test 2
- Wisconsin: Test 1 / Test 2
- Wyoming: Test 1 / Test 2
Your go-to, trusted source
Experience the Driving-Tests differenceThe Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
Before you see your results, discover how CDL Premium helps you:
- Real CDL Exam-Like Illinois QuestionsQuestions match official CDL tests
- Official FMCSA-approvedELDT Certification included
- 99.06% Verified Pass Rate vs. 49% AverageProven success, specialized for CDL drivers




Trusted by 1.15 Million drivers