2023 Freightliner Business Class M2 TSBs
165 Technical Service Bulletins across 15 categories
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33 bulletinsTruck Equipment Manufacturer Solution for PTO Mode Delay for Driving PTO
Truck Equipment Manufacturer upfit guide for Detroit Assurance Forward Radar Relocation and Adjustment
Truck Equipment Manufacturer Solution for Detroit Assurance Parameters for an Obstructed Multi-Purpose Camera View
Truck Equipment Manufacturer Solution for RSS with PTO Engagement
CX Advocate for discolored coolant surge tanks (24CSA-20)
Fleet Communications for NFD Lower Oil Plug Location - SP Axles
CX Advocate for Experiencing Excessive Purging from Air Dryer
CX Advocate for TufTrac M12 Bolts (TSB-32-057-FTL)
CX Advocate for technical questions/issues raised
CX Advocate for ConMet Oil Pan Insert Additional Issues
CX Advocate for technical questions/issues raised
My Communications for UFI 0-Ring Announcement
CX Advocate for technical questions/issues raised
My Communications for Parts Hold on UFU Filter
CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
CX Advocate for NOx conversion low faults
CX Advocate for ICC5 nuisance fault code (TSB54-096-WST, TSB54-372-FTL)
CX Advocate for NOx conversion low faults
CX Advocate for NOx conversion low faults
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for M2 and SD Vehicles Transfer Case Failures Due to Excessive Vehicle Speed (SS 3155-FTL)
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for overview of the remanufacturing process.
CX Advocate for ConMet Oil Pan Insert Additional Failures
CX Advocate for benefits of Autoelevate and hydrocarbon faults
CX Advocate for overview of the remanufacturing process.
CX Advocate for overview of the remanufacturing process.
CX Advocate for ConMet Oil Pan Insert Additional Failures
Customer Advisory Letter for Proactive Resonator and Suction Line Replacement
CX Advocate communication for oil lines disconnecting
CX Advocate communication for NOx conversion low faults
Customer letter regarding variable speed water pump.
Pre-Delivery & Maintenance
31 bulletinsRevised Warranty Information letter for missing chamber caging bolts
Warranty Information letter for missing chamber caging bolts
Warranty Information letter for Reman Parts Usage Policy Reminder
Technical Service Bulletin for Isolator Radiator Mounting, Behr/Mahle
Revised Technical Service Bulletin for DT12 Range Detent Diagnostic
Technical Service Bulletin for DT12 Range Detent Diagnostic
Technical Service Bulletin for TufTrac M12 Bolts
Technical Service Bulletin for New Grill Design
Service Solution for DT12 Oil Plug Ports
Features and Benefits for Detroit Connect UpfrontService Extension
Features and Benefits for Detroit Connect Base Service Renewal
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
Technical Service Bulletin for SAS01T to SAS03T Replacement Information
Tehcnical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance...
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Passive Lube Management
Service Solution for M2+ PTO Mode Delay for Split Shaft PTO Operation
Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top...
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Performance Passive Lube Management.
Service Solution for M2 and SD Vehicles Transfer Case Failures Due to Excessive Vehicle Speed
Important Campaign Information letter for SF679 Revised Bulletin.
Service Solution for XMC 20amp and 5amp High Side Drivers(Digital Output) Load Sensing
Service Solution for M2 Plus, Missing EMPTO 1 request wire in the Power Train Interface Connector (PTIC)
Revised Important Campaign Inofrmation letter for SF671 - Bulletin Revision.
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REVISION: 3 new SRTs and repair procedures have been created to address specific issues that arise during the repair.
Field Service Campaign Owner Reminder Postcard large population
Field Service Campaign Owner Reminder Postcard small population
Technical Service Bulletin for New Final Drive Over Heat Diagnostic
Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance...
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Passive Lube Management
Important Campaign Information letter for SF671 Campaign Suspended
Important Campaign Information letter for SF671 - Bulletin Revision.
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REVISION: If you find modifications to the chassis, please submit a WSC Inquiry before beginning any additional work.
Important Campaign Information Letter for SF670 Campaign Reactivation
Important Campaign Information Letter for SF670 Campaign Suspended
Body & Paint
18 bulletinsMy Communications for ConMet Quality Alert -- ABP 10045888 -- Seal Service Kit
Fleet Communications for Hood Tilt CPC update and OI Comfort Mode parameters
Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI
Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI
CX Advocate for TPMS water intrusion
CX Advocate for M2 and SD+ Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
Service Solution for Tire Pressure Monitoring System (TPMS) Water Intrusion Through Perimeter Seal
Service Solution for M2 and SD+ Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
Service Solution for M2 mirror wind noise
CX Advocate for Crew Cab Rear Door Locks (SF701)
Field Service Campaign for Crew Cab Rear Door Locks
Field Service Campaign for Crew Cab Rear Door Locks
Field Service Campaign for Crew Cab Rear Door Locks
Service Solution for M2 Plus Crew Cab Dome Light Does Not Activating With Rear Doors
Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI.
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REVISION: 3 new SRTs and repair procedures have been created to address specific issues that arise during the repair.
Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI.
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REVISION: 3 new SRTs and repair procedures have been created to address specific issues that arise during the repair.
Revised Field Service Campaign for Beverage Body Frame Rail 50 KSI.
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REVISION: If you find modifications to the chassis, please submit a WSC Inquiry before beginning any additional work.
Field Service Campaign for Beverage Body Frame Rail 50 KSI
Electrical
18 bulletinsFleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement
Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
Technical Service Bulletin for ESC Warning Lamp and ECU Replacement
Technical Service Bulletin Low Coolant Sensor
Technical Service Bulletin for Disconnection of the Headlight Harness from the Headlight Assembly
CX Advocate for DT12 - TCM CAN communication issues with CPC
Service Solution for Legacy M2 Bulkhead Module (BHM) Replacement and Diagnosticlink Issue
CX Advocate for Headlamp Wiring Routing Concern (TSB54-374-FTL)
Technical Service Bulletin for Disconnection of the Headlight Harness from the Headlight Assembly
Revised Service Solution for M2 Plus Fault Code 232/524000/19- ECU CPC data error
CX Advocate for repairing seat occupancy sensor (TSB 91-016-FTL)
Technical Service Bulletin for Repairing Seat Occupancy Sensor for ISRI, SEARS and National Truck Seats
Parts Bulletin for Powertrain Power Distribution Module (PTPDM) Kit Replacement
Revised Field Service Campaign for Virtual Technician Module.
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REVISION: The parts table has been updated.
Field Service Campaign for Virtual Technician Module
Important Campaign Information Letter for SF680 Allison TCM Software Update / TT9108EN
Customer Advisory Letter for Bendix Blind Spotter Sensor Installation
Customer Advisory Letter for Business Class M2 and 108SD 114SD BCA Fuse Mounting Nuts Torque Inspection
Engine
17 bulletinsService Solution for A22-82459-000 Wiper Motor Wiring Connector Pinned Wrong (305)
Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
CX Advocate for turbo oil drain cracking
Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
CX Advocate for turbo oil drain cracking
CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
Revised Field Service Campaign for Virtual Technician Module.
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2nd REVISION:Certain vehicles in Group B with Cummins engines have been reassigned to the newly created Group E. The Parts table has been updated to include the mounting bracket and fasteners required for Virtual Technician installation. A new SRT has been added to Campaign Group E: 996-F175E ECU, VIRTUAL TECHNICIAN, POPULATION E, INSTALL (SF679), 0.8 hours. Additionally, the Work Instructions have been revised to provide supplementary details for installing the Virtual Technician on vehicles with Cummins engines that were missing the Common Powertrain Controller (CPC) mounting bracket.
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
Revised Field Service Campaign for Virtual Technician Module.
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2nd REVISION:Certain vehicles in Group B with Cummins engines have been reassigned to the newly created Group E. The Parts table has been updated to include the mounting bracket and fasteners required for Virtual Technician installation. A new SRT has been added to Campaign Group E: 996-F175E ECU, VIRTUAL TECHNICIAN, POPULATION E, INSTALL (SF679), 0.8 hours. Additionally, the Work Instructions have been revised to provide supplementary details for installing the Virtual Technician on vehicles with Cummins engines that were missing the Common Powertrain Controller (CPC) mounting bracket.
Customer Service Annoucement for Discolored Coolant Surge Tank on Heavy Duty Engine Product (HDEP)
Customer Service Annoucement for Heavy-Duty Engine Product (HDEP) Oil Separator Leaks
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
Cleaning Gen5 Engine Fuel Injectors
CX Advocate for AutoElevate Disablement Gen5 Engines
CX Advocate for AutoElevate Disablement Gen5 Engines
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
Field Service Campaign for Detroit Engine Fan HVAC Integration
Fuel System
14 bulletinsParts Bulletin for Fluorosilicone Fuel Tank Cap Seals
Fleet Communications for parts bulletin on Fluorosilicone Fuel Tank Cap Seals
My Communications for update on UFU R61709 Fuel Filters
Emission Recall for DD8 EGR Monitor Software Reprogramming
Emission Recall for DD8 EGR Monitor Software Reprogramming
Emission Recall for DD8 EGR Monitor Software Reprogramming
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
Fuel Injector Cleaner Updated Procedure
Fuel Injection Cleaning Machine Priming Procedures
Draft Fuel Injection Cleaning Machine (FICM) Setup Instructions
Field Service Campaign for Heated Fuel Water Separator
Software & Calibration
12 bulletinsMy Communications for Update to DTNA parts on UFU R61709
My communications for DTNA Announces Extended Coverage Policy Updates
My Communications for UPDATE TO DTNA PARTS QUALITY ALERT STOCK HOLD on UFU R61709
CX Advocate for MDEG Updates
CX Advocate for MDEG Updates
Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance Passive Lube Management.
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Description of Revisions: The bulletin replaces the version dated 05/14/2024. Creation date has been updated.
CX Advocate for MDEG Updates
CX Advocate for NOx conversion low faults.
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Update to CXA 6_24_NOx submission.
Revised Technical Service Bulletin for Detroit New Final Drive Standard Performance Forward Carrier Change to Top Performance Passive Lube Management.
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Description of Revisions: The bulletin replaces the version dated 05/14/2024. Creation date has been updated.
Important Campaign Information letter for SF679 Bulletin Revision.
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REVISION: The parts table has been updated.
Revised Field Service Campaign for Common Telematics Platform Software Update
Field Service Campaign for Common Telematics Platform Software Update
Transmission
7 bulletinsDetroit Transmissions Manual Update for Symptom Diagnostics DT12 C/D Box Range Shift to Neutral with Reversing Events...
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(Aborts)
Technical Service Bulletin for Transmission shift stalk
CX Advocate for Aftermarket Transmission Support
CX Advocate communication for clutch bolts
Technical Service Bulletin for Air Conditioner Clutch Continuously Engaged on M2 Plus Vehicles
Technical Service Bulletin for Air Conditioner Clutch Continuously Engaged on M2 Plus Vehicles
My Communications for M2 and SD Neutral at Stop Requirement.
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In alignment with the Canadian GHG Phase II policy, DTNA will now require a Neutral at Stop specification on all 2023 M2 106 (Legacy and Plus) models domiciled in Canada with Cummins B6.7, L9, Allison Transmission and all vocations.
Brakes
5 bulletinsCX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
My Communications for Alliance EX Value Brake Drum
CX Advocate for M2+ With Basic ABS And No XBR Content Losing Throttle In Sharp Turns
CX Advocate for M2+ With Basic ABS And No XBR Content Losing Throttle In Sharp Turns
Customer Advisory Letter for 6-Inch Slack Adjusters Causing the Brakes to Over-Adjust and Drag
Lighting
3 bulletinsTechnical Service Bulletin for Front Lighting Ground Splice Pack Failure
Technical Service Bulletin for Grote OEM and Alliance Aftermarket Headlamp Replacement
CX Advocate for M2+ dome light
Tires & Wheels
2 bulletinsMy Communications for fifth wheel leg height changes
My Communications for Rescindment of Recall FL999 Alcoa Steer Wheel Inner Flange
Steering
2 bulletinsWarranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
Parts Bulletin for Tie Rod Assembly Part Breakdown
HVAC & Climate
1 bulletinFleet Communications for Heater Core Plugging
Infotainment
1 bulletinService Solution for M2 & SD Freightliner End of FrameLighting Doesn't Sync with Body Lighting
Suspension
1 bulletinService Solution for Thread Spring Pin Suspension Alignment & Installation