Driving in very hot weather: Mississippi CDL practice questions
Part of the General Knowledge test. We have 5 checked questions on this topic. Here are the key rules, and two to try.
Key facts
| Part of | the General Knowledge test (80% to pass) | 49 CFR 383.135 |
|---|---|---|
| Manual section | §2.14 Driving in very hot weather | MS CDL Manual p. 2-29 |
| Questions in CDL Mile's bank | 5 | CDL Mile, checked against MS CDL Manual |
Key rules
- § 2.14.1p. 2-29
A tire that is too hot to touch may blow out or catch fire if you keep driving. Stay stopped until it cools off.
Vehicle Checks
Try two questions
General Knowledge · Driving in very hot weather
When you drive in very hot weather, how often does the manual say to inspect your tires?
Tap an answer to see the explanation and the manual page.
General Knowledge · Driving in very hot weather
On a hot afternoon your tire pressure reads higher than it did that morning. Why should you leave it alone instead of letting air out?
Tap an answer to see the explanation and the manual page.
More General Knowledge topics
Sources
Mississippi Commercial Driver's License Manual, version March 2025, Mississippi Department of Public Safety. Page references are to its printed page numbers. CDL Mile is independent and not affiliated with Mississippi DPS.
Updated for the March 2025 Mississippi CDL manual. Last checked November 5, 2026.
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