How many air lines does a combination vehicle have? Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question How many air lines does a combination vehicle have? Answers One Two Three Four Explanation Every combination vehicle has two air lines: the service line and the emergency line. This questions appears in the following tests: Arkansas Combination District Of Columbia Combination Indiana Combination Indiana Combination Massachusetts Combination Nebraska Combination Nevada Combination Wyoming Combination
