TSB230019-032120
Service Bulletin/Repair Instructions
This Technical Service Bulletin describes the verification and resolution of active fault codes FC 3232 and FC 2771. This is an update to the previously submitted communication.
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.
TSB230019-032120
This Technical Service Bulletin describes the verification and resolution of active fault codes FC 3232 and FC 2771. This is an update to the previously submitted communication.
C0819
CUMMINS: ORION VOLTAGE REGULATOR CAMPAIGN. ADDRESSING A FUEL LIFT PUMP VOLTAGE REGULATOR ISSUE. AUTHORIZES REPAIR SHOP TO REMOVE CUMMINS VOLTAGE REGULATOR FROM WIRING HARNESS AND INSTALL SEPARATE 12-VDC POWER SOURCE FOR ORION BUS APPLICATIONS WITH ISB CM850 ENGINES AND 24-VDC ELELCTRICAL SYSTEMS. *PE
0345
C GAS PLUS ENGINES OPERATING AT ALTITUDE HAVE EXPERIENCED HIGH TURBO FAILURE RATES. THE TURBINE WHEEL IS FAILING DUE TO HIGH CYCLE FATIGUE. AN IMPROVED TURBO HAS BEEN RELEASED. THIS CAMPAIGN COVERS REPLACING THE CENTER CARTRIDGE ASSEMBLY OF THE TURBO WITH A NEW CARTRIDGE ASSEMBLY. *TT
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.