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

After backing the dolly under the rear trailer, why raise the landing gear slightly?

To prevent damage if the trailer moves during the coupling test To unload all trailer weight To open shut-off valves To unlock the pintle hook

Correct Answer:

To prevent damage if the trailer moves during the coupling test

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