You only need to do the section(s) that you failed.
If you fail part of the cdl permit exam do you have to take the whole test over?
Quit worrying about failing and start thinking about having your CDL and what you need to accomplish that. And Brett has a great section on studying for all sections of the CDL test.
A CDL is required to drive any of the following vehicles:
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If you fail part of the cdl permit exam do you have to take the whole test over?
CDL:
Commercial Driver's License (CDL)
A CDL is required to drive any of the following vehicles: