Section 56:8-71 - Dealer's failure to correct defecta. If, within the periods specified in section 3 of this act, the dealer or his agent fails to correct a material defect of the used motor vehicle, after a reasonable opportunity to repair the used motor vehicle, the dealer shall repurchase the used motor vehicle and refund to the consumer the full purchase price, excluding all sales taxes, title and registration fees, or any similar governmental charges, and less a reasonable allowance for excessive wear and tear and less a deduction for personal use of such vehicle. Refunds shall be made to the consumer and lienholder, if any, as their interests appear on the records of ownership kept by the Director of the Division of Motor Vehicles.b. It shall be an affirmative defense to any claim under this section that: (1) The alleged material defect does not substantially impair the use, value or safety of the used motor vehicle; or(2) The material defect is the result of abuse, neglect or unauthorized modification or alteration of the used motor vehicle by anyone other than the dealer or his agent.c. It shall be presumed that a dealer has a reasonable opportunity to correct or repair a material defect in a used motor vehicle, if: (1) The same material defect has been subject to repair three or more times by the dealer or his agent within the warranty period, but the material defect continues to exist; or(2) The used motor vehicle is out of service by reason of waiting for the dealer to begin or complete repair of the material defect for a cumulative total of 20 or more days during the warranty period.