HomeASE T1 Truck Gas Engine PrepQuestion 3 of 10
ASE T1 Truck Gas Engine PrepQuestion 3 / 10

When inspecting a truck's serpentine belt system, the technician notices fraying on the edges of the belt. Technician A says misaligned pulleys could cause this condition. Technician B says a worn tensioner could cause this condition. Who is right?

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Multiple choice — select the best answer
✓ Correct answer: B. Both A and B Misaligned pulleys will cause belt edge fraying as the belt runs at an incorrect angle. A worn tensioner can allow belt movement and misalignment, also contributing to edge fraying.

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