No dealer or any of his or her agents or employees shall:
(a) commence service work before the consumer receives a written estimate and authorizes the repair, except as provided in 6 RCNY § 2-273(d);
(b) fail to make repairs for a consumer because the consumer is exercising a right to have the product repaired under a valid warranty or guarantee agreement, when the dealer holds himself out as, or is, authorized by a manufacturer to service or repair such products;
(c) require or attempt to require a consumer to waive any rights provided in this subchapter.