S.C. Code Ann. § 56-28-80

Nothing in this chapter may be construed as imposing any liability on a motor vehicle dealer or creating a cause of action by a consumer against a motor vehicle dealer under Section 56-28-40. The manufacturer shall not charge back or require reimbursement by the dealer for any costs, including, but not limited to, any refunds or vehicle replacements incurred by the manufacturer arising out of this chapter in the absence of evidence that the related repairs had been carried out by the dealer in a manner substantially inconsistent with the manufacturer's published instructions.