technical service bulletins (tsbs) are issued by manufacturers to provide information on all of the…

technical service bulletins (tsbs) are issued by manufacturers to provide information on all of the following except: a. unexpected problems to technicians. b. updated parts. c. changes to repair procedures that may occur with a particular vehicle system. d. new products in the market.
Answer
Brief Explanations:
Technical service bulletins (TSBs) are for information related to technical service - like unexpected problems, updated parts, and repair - procedure changes for specific vehicle systems. They are not for new products in the market.
Answer:
D. New products in the market