2023 Freightliner Business Class M2 technical service bulletins
166 technical service bulletins and manufacturer communications cover the 2023 Freightliner Business Class M2, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair...
- Customer Advisory Letter for Torque Converter Parameter Mismatch
- Detroit Transmissions Manual Update for Symptom Diagnostics — DT12 C/D Box Range Shift to Neutral with...
- Technical Service Bulletin for Front Lighting Ground Splice Pack Failure
- Revised Warranty Information letter for missing chamber caging bolts
- Truck Equipment Manufacturer Solution for PTO Mode Delay for Driving PTO
- Truck Equipment Manufacturer upfit guide for Detroit Assurance Forward Radar Relocation and Adjustment
- Warranty Information letter for missing chamber caging bolts
- Truck Equipment Manufacturer Solution for Detroit Assurance Parameters for an Obstructed Multi-Purpose...
- Warranty Information letter for Reman Parts Usage Policy Reminder
- Technical Service Bulletin for Grote OEM and Alliance Aftermarket Headlamp Replacement
- Technical Service Bulletin for Isolator Radiator Mounting, Behr/Mahle
- Truck Equipment Manufacturer Solution for RSS with PTO Engagement
- Service Solution for A22-82459-000 Wiper Motor Wiring Connector Pinned Wrong (305)
- Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
- My Communications for ConMet Quality Alert -- ABP 10045888 -- Seal Service Kit
- CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
- CX Advocate for discolored coolant surge tanks (24CSA-20)
- Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
- Fleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement
- Fleet Communications for parts bulletin on Fluorosilicone Fuel Tank Cap Seals
- Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
- My Communications for Alliance EX Value Brake Drum
- My Communications for update on UFU R61709 Fuel Filters
- My Communications for fifth wheel leg height changes
- Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
- CX Advocate for Aftermarket Transmission Support
- Technical Service Bulletin for Transmission shift stalk
- Fleet Communications for Heater Core Plugging
- Fleet Communications for NFD Lower Oil Plug Location
- Technical Service Bulletin Low Coolant Sensor
- Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI
- My Communications for Update to DTNA parts on UFU R61709
- CX Advocate for ConMet Oil Pan Insert Additional Issues
- CX Advocate for technical questions/issues raised
- CX Advocate for TufTrac M12 Bolts (TSB-32-057-FTL)
- CX Advocate for Experiencing Excessive Purging from Air Dryer
- Technical Service Bulletin for Disconnection of the Headlight Harness from the Headlight Assembly
- Technical Service Bulletin for TufTrac M12 Bolts
- Warranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
- My communications for DTNA Announces Extended Coverage Policy Updates
- My Communications for UFI 0-Ring Announcement
- Technical Service Bulletin for DT12 Range Detent Diagnostic
- My Communications for UPDATE TO DTNA PARTS QUALITY ALERT STOCK HOLD on UFU R61709
- CX Advocate for DT12
- My Communications for Parts Hold on UFU Filter
- Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
- Technical Service Bulletin for New Grill Design
- CX Advocate for Headlamp Wiring Routing Concern (TSB54-374-FTL)
- Parts Bulletin for Tie Rod Assembly Part Breakdown
- Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and Diagnosticlink Issue
- Service Solution for DT12 Oil Plug Ports
- Features and Benefits for Detroit Connect Base Service Renewal
- Features and Benefits for Detroit Connect UpfrontService Extension
- CX Advocate for TPMS water intrusion
- Revised Technical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
- Technical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
- CX Advocate for ICC5 nuisance fault code (TSB54-096-WST, TSB54-372-FTL)
- CX Advocate for NOx conversion low faults
- CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
- Service Solution for Tire Pressure Monitoring System (TPMS) Water Intrusion Through Perimeter Seal
- CX Advocate for M2 and SD+ Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
- CX Advocate for M2+ With Basic ABS And No XBR Content Losing Throttle In Sharp Turns
- CX Advocate for turbo oil drain cracking
- Revised Service Solution for M2 Plus Fault Code 232/524000/19- ECU CPC data error
- Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
- Tehcnical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
- Technical Service Bulletin for SAS01T to SAS03T Replacement Information
- Emission Recall for DD8 EGR Monitor Software Reprogramming
- CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test...
- CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
- CX Advocate for repairing seat occupancy sensor (TSB 91-016-FTL)
- Service Solution for M2+ PTO Mode Delay for Split Shaft PTO Operation
- Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top...
- Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
- CX Advocate for Crew Cab Rear Door Locks (SF701)
- CX Advocate for M2+ dome light
- CX Advocate for M2 and SD Vehicles Transfer Case Failures Due to Excessive Vehicle Speed (SS 3155-FTL)
- Service Solution for M2 and SD+ Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
- Technical Service Bulletin for Repairing Seat Occupancy Sensor for ISRI, SEARS and National Truck Seats
- Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change...
- Service Solution for M2 mirror wind noise
- Parts Bulletin for Powertrain Power Distribution Module (PTPDM) Kit Replacement
- Service Solution for M2 and SD Vehicles Transfer Case Failures Due to Excessive Vehicle Speed
- CX Advocate for overview of the remanufacturing process.
- Field Service Campaign for Crew Cab Rear Door Locks
- Customer Service Annoucement for Heavy-Duty Engine Product (HDEP) Oil Separator Leaks
- Customer Service Annoucement for Discolored Coolant Surge Tank on Heavy Duty Engine Product (HDEP)
- Important Campaign Information letter for SF679 – Revised Bulletin.
- Revised Field Service Campaign for Virtual Technician Module
- Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
- CX Advocate for MDEG Updates
- Service Solution for M2 Plus Crew Cab Dome Light Does Not Activating With Rear Doors
- Service Solution for M2 & SD Freightliner End of FrameLighting Doesn't Sync with Body Lighting
- Service Solution for XMC 20amp and 5amp High Side Drivers(Digital Output) Load Sensing
- Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change...
- CX Advocate for benefits of Autoelevate and hydrocarbon faults
- CX Advocate for AutoElevate Disablement Gen5 Engines
- CX Advocate for ConMet Oil Pan Insert Additional Failures
- Draft Fuel Injection Cleaning Machine (FICM) Setup Instructions
- Fuel Injection Cleaning Machine Priming Procedures
- Cleaning Gen5 Engine Fuel Injectors
- Fuel Injector Cleaner Updated Procedure
- CX Advocate for NOx conversion low faults
- Customer Advisory Letter for Proactive Resonator and Suction Line Replacement
- Service Solution for M2 Plus, Missing EMPTO 1 request wire in the Power Train Interface Connector (PTIC)
- Revised Important Campaign Inofrmation letter for SF671
- Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI. REVISION: 3 new SRTs and repair...
- CX Advocate communication for NOx conversion low faults
- CX Advocate communication for oil lines disconnecting
- CX Advocate communication for clutch bolts
- My Communications for Rescindment of Recall FL999 Alcoa Steer Wheel Inner Flange
- Technical Service Bulletin for New Final Drive Over Heat Diagnostic
- Technical Service Bulletin for Air Conditioner Clutch Continuously Engaged on M2 Plus Vehicles
- Service Solution for Thread Spring Pin Suspension Alignment & Installation
- Field Service Campaign Owner Reminder Postcard small population
- Field Service Campaign Owner Reminder Postcard large population
- Customer letter regarding variable speed water pump.
- Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
- Important Campaign Information letter for SF671 Campaign Suspended
- Important Campaign Information letter for SF671
- Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI. REVISION: If you find modifications to...
- Field Service Campaign for Detroit Engine Fan HVAC Integration
- Important Campaign Information letter for SF679 Bulletin Revision
- Revised Field Service Campaign for Virtual Technician Module
- Field Service Campaign for Virtual Technician Module
- Field Service Campaign for Beverage Body Frame Rail 50 KSI
- Important Campaign Information Letter for SF680 Allison TCM Software Update / TT9108EN
- Revised Field Service Campaign for Common Telematics Platform Software Update
- Customer Advisory Letter for 6-Inch Slack Adjusters Causing the Brakes to Over-Adjust and Drag
- Important Campaign Information Letter for SF670 Campaign Reactivation
- Important Campaign Information Letter for SF670 Campaign Suspended
- Field Service Campaign for Heated Fuel Water Separator
- Customer Advisory Letter for Bendix Blind Spotter Sensor Installation
- Field Service Campaign for Common Telematics Platform Software Update
- Customer Advisory Letter for Business Class M2 and 108SD 114SD BCA Fuse Mounting Nuts Torque Inspection
- My Communications for M2 and SD Neutral at Stop Requirement
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