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Technician a Says There Is Maximum EGR Flow Only When

Question 42

Multiple Choice

Technician A says there is maximum EGR flow only when the vehicle is at a cruising speed with a very light load. Technician B says instead of an EGR valve many late-model engines use variable valve timing (VVT) to trap some exhaust gases in the combustion chamber. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

Correct Answer:

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