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- Updated for June 2025
- Based on 2025 WI commercial driver's license manual
WI CDL Pre-Trip Inspection Practice Test 2025
To earn a Commercial Driver’s License (CDL), applicants must pass the General Knowledge Exam and the CDL skills test, which includes a pre-trip inspection, basic vehicle control, and on-road driving. The General Knowledge Exam is required to obtain a Commercial Learner’s Permit (CLP), which will remain valid for 180 days (with one allowed renewal). Failing the General Knowledge exam results in a one-day waiting period and an additional fee before retesting.
With a CLP, drivers are allowed supervised commercial driving practice in preparation for the CDL skills tests. You will face pre-trip inspection questions on the initial General Knowledge Exam and the hands-on skills test. This federally mandated test (regulated under 49 CFR § 392.7 and 49 CFR § 396.13) ensures drivers can identify and evaluate critical vehicle components to prevent breakdowns and accidents. Of the three parts of the skills test, you are required to retake any failed portion but are given credit for any parts you passed. This credit lasts until your CLP expires. Until you pass all three parts within the CLP’s validity period, you cannot obtain a CDL.
Our Wisconsin CDL Pre-Trip Inspection Practice Tests cover all necessary topics of pre-trip inspections. Mastery of the Wisconsin’s Seven Step Inspection Method is essential, as the test evaluates a driver’s ability to thoroughly check the vehicle’s engine compartment, cab controls, lights, tires, brakes, suspension, and cargo securement. In addition to the portion of the General Knowledge test covering these topics, you must physically point to, touch, and name each component during your pre-trip inspection test, explaining why it is being inspected and whether it is in good operational condition. Your examiner must determine that you can ensure all parts are defect-free and in good working condition. Wisconsin allows you to use their CDL Vehicle Inspection Checklist during the pre-trip test but prohibits extra markings or notes.
Repeatedly passing our practice tests helps ensure you are prepared for the pre-trip inspection section of the General Knowledge Exam. Based on the most recent Wisconsin CDL manual (Wisconsin CDL Handbook 2025), our 20-multiple-choice-question practice test includes an assessment of your knowledge of pre-trip inspections. Detailed explanations are provided after each response, a scientifically proven method for speeding the learning process.
Please check out our different practice tests to prepare for other parts of your upcoming exams.
- 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 WI DMV exam
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correct answers to pass
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