Wis. Stat. § 402.602
Section 402.608(2) provides that a revocation of acceptance must occur within a reasonable time after the buyer discovers a nonconformity, and sub. (2) (b) requires a buyer who rejects goods to hold the goods for a sufficient time for the seller to remove them. A truck purchaser who used the vehicle for 18 months, then transferred it back to the dealer and sought relief ten months after the transfer did not reject the vehicle in a timely manner or hold it as required, and was not entitled to relief. Smyser v. Western Star Trucks Corp., 2001 WI App 180, 247 Wis. 2d 281, 634 N.W.2d 134, 00-2482. When a seller refused to accept a return of goods upon notice of breach by the buyer, and the buyer thereafter used the goods for 3 months, the buyer could not recover for breach of warranty. Concrete Equipment Co. v. William A. Smith Contracting Co., Inc., 358 F. Supp. 1137 (1973).