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Technician A says to check the operation of the throttle valve boost, you do not need to disconnect the vacuum hose on a vacuum modulator and attach a vacuum pump to vary the line pressure. Technician B says to check the operation of the throttle valve boost, you need to connect a pressure gauge to the transmission line pressure test port. Who is correct

User Fiddy Bux
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Answer:

Technician B you need to connect a pressure gauge to the transmission line pressure test port.

User Gugussee
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