Technician A states that coolant in a normal flow cooling system flows from the radiator to the heater core to warm up the passenger compartment quickly. Technician B states that in a reverse flow cooling system, coolant flows to the cylinder heads first, which keeps engine components at a more uniform temperature. Who is correct?

Automotive Technology: A Systems Approach (MindTap Course List)
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Chapter55: Air-conditioning Diagnosis And Service
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An overheating vehicle is being discussed.
Technician A states that coolant in a normal
flow cooling system flows from the radiator
to the heater core to warm up
the
passenger
compartment quickly. Technician B states
that in a reverse flow cooling system, coolant
flows to the cylinder heads first, which keeps
engine components at a more uniform
temperature. Who is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both Technicians A andB
d. Neither Technician A nor B
Transcribed Image Text:An overheating vehicle is being discussed. Technician A states that coolant in a normal flow cooling system flows from the radiator to the heater core to warm up the passenger compartment quickly. Technician B states that in a reverse flow cooling system, coolant flows to the cylinder heads first, which keeps engine components at a more uniform temperature. Who is correct? Select one: a. Technician A only b. Technician B only c. Both Technicians A andB d. Neither Technician A nor B
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