IK1200029
Service Bulletin/Repair Instructions
RADIATOR INTERNAL RESTRICTION AND FLUSH PROCEDURE
Vehicle report
1990 NAVISTAR 3800
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.
IK-0500038
Service Bulletin/Repair Instructions
NAVISTAR: STEERING GOES INTO A SHIMMY AFTER HITTING A BUMP. *RM UPDATED 3/20/12. *PE
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.