2025 Indiana Cdl Air Brakes - Test 1

The following questions are from real Indiana CDL practice tests. After selecting the answer, you can see the explanation. After confirming, click "Next" to jump to the next question.

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1. If the spring brakes are activated, you should never:

Push down the brake pedal.
Open the hood.
Release air from the air storage tanks.
Open the door to the cab.
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