Michigan State Brakes Certification Practice Exam

Question: 1 / 400

What is one of the main indicators that a brake drum may need replacing?

Unusual noises from the engine

Excessive vibration during braking

Visible cracks or excessive wear on the drum surface

One of the main indicators that a brake drum may need replacing is the presence of visible cracks or excessive wear on the drum surface. When a brake drum is subjected to the mechanical stresses of braking, it can develop cracks due to heat expansion and contraction, or as a result of fatigue over time. Excessive wear on the drum surface can also impair its ability to function effectively, leading to a decrease in braking efficiency. Inspecting the brake drum for obvious signs of damage, such as cracks or significant wear, is critical to ensuring safe braking performance. Regular inspection of the brake components is vital because compromised brake drums can significantly affect the overall braking system and may lead to dangerous driving conditions.

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Increased fuel consumption

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