haul away vs haul off

haul away and haul off both are verbs.

Word	Noun	Adjective	Verb	Adverb
haul away	No	No	Yes	No
haul off	No	No	Yes	No

As verbs, haul away and haul off are synonyms defined as:

Other synonyms of haul away include cart away, cart off.

haul away (verb)	haul off (verb)
take away by means of a vehicle	take away by means of a vehicle