Montana Combination Vehicles Test
You'll haul grain, logs, and fuel across I-90 and I-94 — this test makes sure your trailer doesn't end up in a Montana ditch.
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Twenty questions, 25 minutes, 80% to pass. Learn the coupling steps and how to keep your trailer stable on Montana’s mountain grades.
Key Topics
- •Coupling & uncoupling steps
- •Jackknife prevention on ice
- •Braking on mountain grades
About the Montana Combination Vehicles Test
Topics Covered
- ✓Coupling and uncoupling procedures — Montana examiners watch your sequence closely, especially when parking on uneven ground at grain elevators.
- ✓Trailer stability and rollover prevention — wind and curves on US-2 near the Hi-Line can flip a top-heavy load if you don't slow down.
- ✓Jackknife causes and prevention — icy roads on Lookout Pass make this a real concern; know how to avoid and recover.
- + 3 more topics
📘 Study Tips & State Info
To pass the Montana Combination Vehicles test, nail the coupling sequence first. The DMV pulls a lot of questions straight from the step-by-step procedure in the Montana CDL manual. If you can recite the steps in order — inspect, back, connect air and electrical, raise landing gear, test — you'll knock out a third of the test.
Next, focus on trailer stability at highway speed. Montana has long stretches of straight road where drivers get complacent, then hit a sudden curve or gust of wind. The manual talks about keeping your speed down and your eyes ahead. Picture yourself on I-94 heading into a crosswind near Glendive. That mental picture helps the rules stick.
Finally, practice with our timed practice tests. The real DMV test gives you 25 minutes. Our simulators do the same. If you can finish with time to spare, you're ready.
Montana DMV offers CDL written testing at all driver exam stations. You can find a list on the Montana Department of Justice website. Appointments are strongly recommended — walk-ins wait hours, especially in busy months like April and September when harvest season starts.
You'll need to pass the General Knowledge test first, then take the Combination Vehicles endorsement test. The fee for each endorsement is $5, and the CDL permit itself costs $10. Bring your Medical Examiner's Certificate (DOT physical) and proof of Montana residency. No third-party testing in Montana — it's all state-run.
One Montana wrinkle: some examiners ask a question about chain requirements on combination vehicles. It's not common, but it's in the manual. Know when you need chains on I-90 over the passes, and you'll be fine.
About the Montana Combination Vehicles Test
The Combination Vehicles endorsement is mandatory for any Class A CDL applicant in Montana who plans to pull a trailer — whether you're hauling wheat from the Hi-Line, logs out of the Flathead, or fuel across the state. This test covers coupling and uncoupling, trailer stability, jackknife prevention, and the handling quirks of articulated trucks on our roads.
Montana follows federal CDL standards, so the material is the same as anywhere else. But the context matters. You'll be driving on I-90 over Homestake Pass in a snowstorm, or fighting crosswinds on I-94 east of Billings. That's why the test emphasizes trailer sway control and proper braking on long downgrades.
The Montana DMV administers this test at all CDL testing locations. You'll take it on a computer, 20 multiple-choice questions, and you need 16 correct to pass. Most people who study the coupling sequence and understand off-tracking pass on the first try.
Topics Covered
Study Tips
To pass the Montana Combination Vehicles test, nail the coupling sequence first. The DMV pulls a lot of questions straight from the step-by-step procedure in the Montana CDL manual. If you can recite the steps in order — inspect, back, connect air and electrical, raise landing gear, test — you'll knock out a third of the test.
Next, focus on trailer stability at highway speed. Montana has long stretches of straight road where drivers get complacent, then hit a sudden curve or gust of wind. The manual talks about keeping your speed down and your eyes ahead. Picture yourself on I-94 heading into a crosswind near Glendive. That mental picture helps the rules stick.
Finally, practice with our timed practice tests. The real DMV test gives you 25 minutes. Our simulators do the same. If you can finish with time to spare, you're ready.
Montana Specific Information
Montana DMV offers CDL written testing at all driver exam stations. You can find a list on the Montana Department of Justice website. Appointments are strongly recommended — walk-ins wait hours, especially in busy months like April and September when harvest season starts.
You'll need to pass the General Knowledge test first, then take the Combination Vehicles endorsement test. The fee for each endorsement is $5, and the CDL permit itself costs $10. Bring your Medical Examiner's Certificate (DOT physical) and proof of Montana residency. No third-party testing in Montana — it's all state-run.
One Montana wrinkle: some examiners ask a question about chain requirements on combination vehicles. It's not common, but it's in the manual. Know when you need chains on I-90 over the passes, and you'll be fine.