2018 Freightliner Cascadia Technical Service Bulletins

1,044 technical service bulletins (TSBs) are on record for the 2018 Freightliner Cascadia. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10181322Oct 16, 2020Engine cooling. Freightliner Service Bulletin for Air Cleaner Support Bracket Bolt Replacement. On New Cascadia vehicles, the air filter housing rear mounting bracket bolts may be found to be loose or missing. If allowed to continue, this can lead to complete bolt failure which will allow the filter housing to rest on and possibly wear through the valve cover.
• 10182035Oct 15, 2020Brakes, Electrical system. Tech Talk discussion on New Cascadia Trailer Brakes Sticking.
• 10181323Oct 15, 2020Suspension. Customer Advisory Letter for Drive Axle Leaf Spring Pin Hex Nut Torque Inspection. Select New Cascadia vehicles may have been delivered to customers with insufficient torque applied to the hex nuts at the front of the spring hanger.
• 10181321Oct 15, 2020Electrical system. Important Campaign Information Letter for SF576, SF610, & SF611 - Revised Bulletins. This letter is to inform you that revised bulletins for FOTA Field Service Campaigns SF576, SF610, and SF611 are available on DTNAConnect. Please print and use the revised bulletin for all work under SF576, SF610, & SF611 from this point forward. REVISION: The work instructions on all campaigns have been updated, a new campaign…
• 10181320Oct 15, 2020Electrical system. Revised Field Service Campaign for Cascadia CTP Reset. Certain vehicles equipped with DTNA's proprietary Common Telematics Platform (CTP) are not communicating and, therefore, are unable to benefit from over-the-air software updates. The CTP will be reset and some will also be initialized.
• 10181319Oct 15, 2020Electrical system. Revised Field Service Campaign for Cascadia CTP Initialization. Certain vehicles equipped with DTNA's proprietary Common Telematics Platform (CTP) are not communicating and, therefore, are unable to benefit from over-the-air software updates. The CTP will be initialized.
• 10181318Oct 15, 2020Equipment, Electrical system. Revised Field Service Campaign sent out to customers to fix Common Telematics Platform (cTP), and Truck Data Center (TDC) communication issues. Certain vehicles built with DTNA's proprietary Common Telematics Platform (CTP), and Truck Data Center (TDC) are not communicating or have outdated software that cannot be updated and, therefore, are unable to benefit from over-the-air software updates.
• 10181324Oct 13, 2020Body and structure, Engine cooling. Customer Advisory Letter for New Cascadia Cummins ISX12N Natural Gas Cab Mount Heat Shield Installation.
• 10181052Oct 12, 2020Engine cooling, Equipment. DDC Technical Service Letter for GHG17 DD Platform Heavy Duty Oil Pan Drain Plug Inserts. Some GHG17 DD Platform Heavy Duty oil pans may experience an issue with the oil pan drain plug insert spinning during removal or installation while completing an oil change. Leaking may also be observed at the drain plug and/or other plugs in the oil pan.
• 10181050Oct 7, 2020Equipment, Electrical system. Updated Freightliner Service Bulletin for Rewiring the MPC2 Camera Fuse. This bulletin replaces the version dated 9/15/20. Information has been added about raising the system voltage to normal range to clear the "Lost Communication to MPC" code. The multipurpose camera 2 (MPC2) power is supplied via fuse 14 (F14) in New Cascadia vehicles built before August 24, 2020.
• 10181049Oct 7, 2020Transmission and drivetrain, Equipment. Freightliner Service Bulletin for Axle Flange Gasket Replaced with O-Ring. Daimler Trucks North America has released a new axle shaft to hub rubber O-ring (part number 11-30728-000) as a replacement for the paper gasket (part number 11-14418-000). The new O-ring will provide better sealing and is reusable. It is quicker and easier to use compared to the paper gasket, because using a paper gasket requires cleaning…
• 10182002Oct 6, 2020Vehicle speed control. Tech Talk discussion on Cruise Control Intermittently Dropping Out.
• 10182029Oct 5, 2020Engine cooling. Tech talk discussion on DD13 throwing fan belts.
• 10180517Sep 30, 2020Engine cooling. Detroit Diesel Special Publication informing about Heavy Duty Friction Style Belt Tensioner Kit. This heavy duty friction style belt tensioner kit contains the belt tensioner and two M10 bolts to correctly pin the friction style belt tensioner. The M10x80mm bolt is used to pin the engine cooling fan drive arm. The M10x50mm bolt is used to pin the engine accessory drive arm.
• 10180503Sep 29, 2020Engine cooling. Revised Technical Service Letter for DD Heavy Duty Platform Belt Tensioner Change. A newly designed, dual-arm friction shoe damping tensioner was implemented for the DD Heavy Duty Platform. The revision includes additional information on retrofit and service kits.
• 10180460Sep 29, 2020Engine cooling. Tech Talk discussion on DD13 keeps throwing belts.
• 10180562Sep 25, 2020Equipment, Electrical system. Customer Advisory Letter for New Cascadia 29A Battery Cable Relocation.
• 10180455Sep 24, 2020Engine cooling, Electrical system. Tech talk discussion on inaccurate reading DEF gauge.
• 10180080Sep 23, 2020Electrical system, Equipment. Customer Letter explaining for certain vehicles the software updates for the CTP will require monitoring and may affect service availability.
• 10180350Sep 22, 2020Equipment, Steering. Tech Talk discussion about power steering fluid.
• 10180360Sep 18, 2020Equipment, Electrical system. Tech Talk discussion on New Cascadia front blower motor inoperative.
• 10180386Sep 17, 2020Equipment. Tech Talk discussion on CTP Update Issues
• 10180593Sep 16, 2020Transmission and drivetrain, Engine cooling. Tech Talk discussion about Common Powertrain Controller(CPC) not configured to Cascadia
• 10180138Sep 16, 2020Electrical system, Equipment. Tech Talk discussion for P4 New Cascadia ICU display blank but gauges still work.
• 10179804Sep 16, 2020Electrical system. Freightliner Service Bulletin for Rewiring the MPC2 Camera Fuse. The multipurpose camera 2 (MPC2) power is supplied via fuse 14 (F14) in New Cascadia vehicles built before August 24, 2020. With this configuration, fault code 232/524127/9 - "Lost Communication to MPC" becomes active during low voltage disconnect (LVD) situations when load shedding is required to maintain critical systems.
• 10180382Sep 15, 2020Engine cooling. Tech Talk discussion on repair verification for codes like 'low air flow' when a trailer is not available.
• 10180379Sep 14, 2020Electrical system, Equipment. Tech Talk discussion on new Cascadia P4 ICU issue for clearing codes after updating.
• 10180383Sep 11, 2020Exterior lighting. Tech Talk discussion on Intermittent Left Turn Signal.
• 10179872Sep 10, 2020Exterior lighting, Electrical system, Visibility (wipers, defrost, mirrors). Updated Freightliner Service Bulletin for Updated ULB Control Unit for LED Headlamps. This bulletin replaces the version dated July 30, 2020. Information about a reman part has been added. New Cascadia vehicles with light emitting diode (LED) headlamps built from January 1, 2017 through February 17, 2020 may experience intermittent disabled headlamps due to an issue with the universal light ballast (ULB). The LED…
• 10179873Sep 7, 2020Electrical system. Freightliner Service Bulletin for Optional 30K High-Current Trailer Cord Circuit Breaker Replacement. New Cascadia vehicles manufactured from September 1, 2016 through June 28, 2020 with an optional high current single- or dual-pole trailer cord were equipped with an auto-reset type I circuit breaker mounted in the battery cable access (BCA) box.
• 10180417Sep 4, 2020Electrical system, Vehicle speed control. Tech Talk discussion on fault code 520229-4
• 10180410Sep 4, 2020Engine cooling. Tech Talk discussion on Possible new regen strategy on GHG 17.
• 10179881Sep 3, 2020Electrical system. Service Solution for New Cascadia Unintended 4-way Flashers Activation. As of 8/24/2020 SSAMs received an internal software change that cannot be updated in the field. The software change eliminates the unintended 4-way flasher activation issue documented in this solution. For P4 vehicles built before 8/24/2020 this solutions still applies.
• 10180368Sep 2, 2020Engine cooling, Equipment. Tech Talk discussion on Fault Code 520342-17.
• 10179883Sep 2, 2020Steering, Suspension. Customer Advisory Letter for Steer Axle Spring to Front Hanger Fastener Inspection. Our records indicate that you are the owner of certain vehicles. DTNA is requesting that the M20 fastener used to attach the steer axle spring to the forward spring hanger be inspected on these vehicles.
• 10179404Sep 2, 2020Vehicle speed control, Brakes. Updated Service Solution for New Cascadia Cruise Control will Not Set. Service brake state change is required to set the cruise control. Since the CPC looks to the SSAM for service brake signal the SSAM must be sending a brake signal for cruise control to function. Replaces original Service Solution from July 2018.
• 10180351Sep 1, 2020Electrical system, Visibility (wipers, defrost, mirrors), Interior lighting. Tech Talk discussion for P4 Next Gen Cascadia dome lights stay on while driving.
• 10179878Sep 1, 2020Engine cooling, Equipment. Detroit Diesel Field Service Campaign for Engine Emission Label Replacement. Certain DETROIT heavy-duty engines installed in various applications will require reprogramming and engine emission label replacement.
• 10179249Aug 31, 2020Engine cooling, Electrical system, Equipment. Customer Service Announcement for Release of DiagnosticLink 8.12 Service Pack 2. On Thursday, September 3, 2020, Service Pack (SP) 2 for DiagnosticLink 8.12 Standard and Professional will be made available to download from the Detroit Diesel server.
• 10179155Aug 31, 2020Equipment. Service Solution for New Cascadia Bluetooth Microphone Relocation. Similar to Service Solution 1034680 which also informs about relocating the microphone.
• 10179074Aug 27, 2020Steering, Wheels. Customer Advisory Letter for Visual Inspection For Oil Presence In Hub. Visual Inspection is necessary for the condition of the oil level in the steer axle hubs.
• 10179147Aug 21, 2020Engine cooling. Service Solution for New Cascadia P4 Coolant Level Wiring Damage. Fault codes can be generated if wiring to the coolant level sensor becomes damaged.
• 10178943Aug 14, 2020Equipment, Transmission and drivetrain. Updated Service Bulletin for DT12 Transmission Cooler Retrofit. This bulletin replaces the version dated 09/18/2019. The part number for the oil control valve has been updated in the parts table.
• 10179076Aug 11, 2020Brakes, Equipment. Revised Customer Advisory Letter for New Cascadia ABS Warning Light Illumination work instructions. Due to the enhanced vigilance of the New Cascadia ABS controller, some fault codes and indicator lights do not necessarily require immediate maintenance attention. DTNA and WABCO are currently jointly working on a long-term corrective plan for the condition. REVISED: This CAL replaces the CAL issued June 17th, 2020.
• 10178945Aug 11, 2020Equipment. Revised letter is to announce a reimbursement available to dealers for travel to a customer's location to perform a recall or field service campaign. Potential travel reimbursement applies to DTNA truck dealers and Detroit Diesel distributors. Thomas Built Buses will be addressed separately.
• 10178208Aug 7, 2020Body and structure. Freightliner Parts technical bulletin for Aftermarket Bumper Replacement. In order to reduce part proliferation, and maintain relevant stock in the Parts Distribution Center (PDC), service bumpers were created. While ordering a production bumper replacement, order one of the eight service bumpers from Table 1, and relevant interchangeable parts from Table 2 based on vehicle configuration.
• 10178006Aug 3, 2020Equipment. Important Campaign Information letter announcing Dealer Travel for Campaign Performance. This letter is to announce a reimbursement available to dealers for travel to a customer’s location to perform a recall or field service campaign.
• 10177979Aug 3, 2020Equipment. Warranty Information Letter for OWL and Warranty Manual Improvement: Sublets and Travel Time/Distance. In the spirit of continuous improvement, DTNA reviewed sublet-related policies and procedures. The goal was to improve language clarity and optimize processes.
• 10177838Aug 3, 2020Equipment. Warranty Information Letter informing that to ensure that DTNA policies and service network practices align, the Warranty Department will be revising the Warranty Manual.
• 10177694Jul 30, 2020Electrical system. Freightliner Service Bulletin for In Rail Battery Box Cable Rub Repair. New Cascadia vehicles ordered with battery box data codes (282-014-BATTERY BOX[ES] MTD IN RL BOC or 29G-001-PLASTIC AUX BATT BOX MTD BTWN RLS) mounted on in rails at the back of the cab, have battery cables that are exposed to rubbing, which may result in excessive chaffing. Chaffing is observed more on the ground cable exiting the box…

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