SB2401
Service Bulletin/Repair Instructions
Service Bulleting related to the issues with arrow sign raising out of sync with the truck mounted attenuator.
Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
SB2401
Service Bulleting related to the issues with arrow sign raising out of sync with the truck mounted attenuator.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.