California CDL Doubles And Triples Endorsement Test Practice Questions - California CDL Doubles And Triples Endorsement Test Exam

How may dolly brakes be released while positioning the dolly?

Open the dolly air tank petcock or use the dolly parking brake control if equipped Cut the emergency line Remove brake drums Disconnect all glad hands permanently

Correct Answer:

Open the dolly air tank petcock or use the dolly parking brake control if equipped

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