Technical Service BulletinsTechnical Service Bulletins (TSBs) are provided to dealers from the manufacturer. They provide methods and information for dealing with specific issues related to the vehicle. Although they can detail recalls, the existence of a TSB does not mean the dealer must fix the issue for free. It does mean the issue should be promptly dealt with under warranty. The TSBs are presented here for reference to help diagnose issues and get proper and prompt service.