When reinstalling an oil cooler on a heavy-duty truck engine, the technician should:

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Multiple choice — select the best answer

AHand-tighten the fittings only
BReuse all gaskets regardless of condition
CFollow the manufacturer's torque specifications
DApply silicone sealant to all mounting surfaces

✓ Correct answer: C. Follow the manufacturer's torque specifications Following the manufacturer's torque specifications is critical when reinstalling an oil cooler to ensure proper sealing and prevent leaks while avoiding damage to components from over-tightening.

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When reinstalling an oil cooler on a heavy-duty truck engine, the technician should:

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