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AIR LINE COUPLING - CDL COLUMBIA
CDL PRE TRIP INSPECTION SECTION C
FIFTH WHEEL PRE TRIP INSPECTION
SECTION A TRUCK 3
SECTION B PRE TRIP INSPECTION
IN CAB UPDATE - CDL COLUMBA
SKILL TEST (UNEXPLAINED)
SKILL TEST (EXPLAINED)
FIFTH WHEEL UPDATE (SHOWING PARTS)
DRIVE TRAIN (EXPLANATION)