537B.2  Definitions.
  As used in this chapter, unless the context otherwise requires:
  1.  “Consumer” means a person contracting for, or intending to contract for, repairs or service upon a motor vehicle used primarily for farm or personal use.
  2.  “Motor vehicle” means a motor vehicle as defined in section 321.1 which is subject to registration. However, “motor vehicle” does not include a motor vehicle, as defined in section 321.1, with a gross vehicle weight rating of more than twelve thousand pounds.
  3.  “Supplier” means a person offering to contract for repairs or service upon a motor vehicle. Supplier includes an employee or other representative of the supplier.
90 Acts, ch 1010, §2; 90 Acts, ch 1145, §13; 98 Acts, ch 1100, §75