Md. Code, Commercial Law § 14–404.1

(a) A mechanical repair contract under § 15–311.2 of the Transportation Article may not contain a provision precluding coverage solely for an issue with a motor vehicle identified in a technical service bulletin.

(b) A guarantor or provider may not deny a mechanical repair contract claim solely because the diagnosed issue with the motor vehicle for which the claim was made was identified in a technical service bulletin.