In every redhibitory action if the evidence establishes only a partial failure of consideration, a reduction in the purchase price may be granted to the buyer. See Ingersoll v. Star Chrysler, Inc., La.App., 234 So.2d 85 (4 Cir. 1970), writ refused 256 La. 365, 236 So.2d 499 (1970); Wolfe v. Henderson Ford, Inc., La.App., 277 So.2d 215 (3 Cir. 1973). See also LSA-C.C. Arts. 2541, 2543.