SIL 677
Service Bulletin/Repair Instructions
This service information letter (SIL) notified customers to inspect the electrical slip ring for proper installation. Slip rings found to be improperly installed are to be replaced.
Vehicle report
2000 ALTEC DIGGER DERRICK
Service bulletins
2 bulletinsTechnical 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.
SIL 669
Service Bulletin/Repair Instructions
This service information letter (SIL) notified customers to add a ground wire to the electrical slip ring.
Reading this report
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.