TSIB 20-01
Service Bulletin/Repair Instructions
Technical Service Information Bulletin describing changes to the Cummins ISLG, L9N, ISB6.7G and B6.7N engine oil specifications.
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.
TSIB 20-01
Technical Service Information Bulletin describing changes to the Cummins ISLG, L9N, ISB6.7G and B6.7N engine oil specifications.
SB-15-02-01
Service Bulletin - Rear Lower Radius Rod Maintenance
L3-FSV-135_C
Technical Instruction to Adjust Ride Height.
L3-FSV-308
Technical Instruction to Retrofit D4-VDL-01 Data Logger.
L3-FSV-238_A
TECHNICAL INSTRUCTION TO INSPECT UNDERBODY FRAME PROTECTION.
L3-FSV-221
Technical Instruction to Modify CNG Tank Cradle Bolt.
L3-FSV-231
Technical Instruction to Remove plugs from Drain Holes in Frame.
L3-FSV-173
Technical Instruction to Retrofit Connector Label.
L3-FSV-147
Technical Instruction to Replace Tie Wrap on Oxygen Sensor.
L3-FSV-151
Technical Instruction to Add Stainless Steel Rivets to Ceiling Panels .
L3-FSV-152
Technical Instruction to Replace Magnet Mounting Bolts.
L3-FSV-158
Technical Instruction to Replace Wheelchair Lift Bolts.
L3-FSV-138
Technical Instruction to Conduct Coolant Pressure Leak Test.
L3-FSV-133
Technical Instruction to Relocate Optical Flame Sensor and Thermostat.
SB-12-03-01
Service Bulletin - Coolant Level Maintenance.
L3-FSV-124
Technical Instruction to Retrofit Charge Air Cooler Pipe Bracket
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.