California Code, Civil Code - CIV § 1795.92

(a) A manufacturer shall, within 90 days of the adoption of an adjustment program, subject to priority for safety or emission-related recalls, notify by first-class mail all owners or lessees of motor vehicles eligible under the program of the condition giving rise to and the principal terms and conditions of the program.

(b) Copies of all notices mailed in accordance with subdivision (a) shall be sent to the New Motor Vehicle Board within the Department of Motor Vehicles and made available for public inquiries.

(c) A manufacturer shall, within 30 days of the adoption of any new adjustment program, notify its dealers, in writing, of all the terms and conditions thereof.

(d) A manufacturer who establishes an adjustment program shall implement procedures to assure reimbursement of each consumer eligible under an adjustment program who incurs expenses for repair of a condition subject to the program prior to acquiring knowledge of the program.  The reimbursement shall be consistent with the terms and conditions of the particular program.  The manufacturer shall notify the consumer within 21 business days of receiving a claim for reimbursement whether the claim will be allowed or denied.  If the claim is denied, the specific reasons for the denial shall be stated in writing.

(e) Any consumer who, prior to acquiring knowledge of an adjustment program, incurs expenses for repair of a condition subject to the adjustment program may file a claim for reimbursement under subdivision (d).  The claim shall be made in writing to the manufacturer within two years of the date of the consumer's payment for repair of the condition.