2019 Freightliner Cascadia Technical Service Bulletins

771 technical service bulletins (TSBs) are on record for the 2019 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.

• 10165593Oct 2, 2019Engine cooling, Equipment. Customer Advisory Letter for WABCO HP Air Dryer Turbo Cut-Off Valve Replacement
• 10165495Sep 30, 2019Steering. Inspection advisory letter to inspect M2 fastener used to attach the steer axle spring to the forward spring hanger
• 10165493Sep 30, 2019Electrical system, Engine cooling. Service Solution to fix coolant level wiring damage.
• 10165489Sep 30, 2019Equipment, Electrical system. Service Solution to fix radio issues
• 10165427Sep 27, 2019Equipment, Engine cooling. Tool Letter for ICC5 Programming Cable
• 10165426Sep 27, 2019Equipment. Warranty Policy Change for Delivery-Related Changes: Electronic Proof of Delivery and Loose Component Claim Filing
• 10165425Sep 27, 2019Engine cooling. Field Service Campaign for Wabco HP Air Dryer Turbo Cut-off Valve
• 10165418Sep 27, 2019Visibility (wipers, defrost, mirrors). Service Bulletin for Windshield Wiper Repair and Programming on Model Year 2015 Vehicles with 125-inch Sleeper Cabs
• 10165416Sep 27, 2019Fuel system. Service Bulletin for Equiflo Fuel System Breather Tube Inspection
• 10165415Sep 27, 2019Transmission and drivetrain. Service Bulletin for Hub Oil Level in Final Drive (NFD) Top Performance Axles on Decked Vehicles
• 10165413Sep 27, 2019Transmission and drivetrain. Service Bulletin for DT12 PTO Upfit
• 10165412Sep 27, 2019Transmission and drivetrain. Service Bulletin for DT12 Transmission Cooler Retrofit
• 10165410Sep 27, 2019Equipment. Service Bulletin on Dealer Product Report
• 10164627Sep 9, 2019Equipment. Customer Service Announcement Letter Revision for Dealers/Distributors Accessing DDEC Backdoor Passwords
• 10164626Sep 9, 2019Transmission and drivetrain, Equipment. Tool Letter for New Final Drive Driver Controlled Differential Lock Spring Compressor. These new axles require a new tool to compress the Driver Controlled Differential Lock (DCDL) spring. To remove and install the DCDL spring, the tool DSN0FDA17001 is needed.
• 10164625Sep 9, 2019Transmission and drivetrain, Equipment. Tool Letter for New Final Drive Pinion Cover Install Tool
• 10164624Sep 9, 2019Transmission and drivetrain, Equipment. Tool Letter for DT12 Seal Protector Sleeve
• 10164623Sep 9, 2019Equipment. Tool Letter for New Tool Kit Replacement Components DDE DKICHA018006 Components 1, 2 and 3
• 10164617Sep 9, 2019Body and structure. Communication to assist the field with service vibration issues on DTNA vehicles
• 10164616Sep 9, 2019Electrical system. PowerNet Assessment Tool Repair Procedure
• 10164555Sep 8, 2019Equipment, Electrical system, Fuel system. Technical Service Letter for Incorrect ICUC Fuel Economy Reading for New Cascadia units built or updated to CPC3Evo software version R31.23 and equipped with a 3rd party telematics device.
• 10164494Sep 8, 2019Electrical system. Service Solution to fix incorrect ICUC Fuel Economy Reading
• 10164493Sep 8, 2019Electrical system. Customer Advisory Letter to fix corroded battery cables
• 10164492Sep 8, 2019Electrical system, Equipment. Some 540 model radios are experiencing issue related to volume control and other controls.
• 10164481Sep 5, 2019Engine cooling. Service Systems Development provided document to service locations on price list reflects current charges to engine horsepower ratings for HDEP and MDEG engine platforms.
• 10164480Sep 5, 2019Engine cooling. Document sent out by Service Systems Development to fix issue related to DD13 engines built between June 5 and July 22, 2019 starting with ESN 471928S0697276,have some incorrect values set which can cause the fan to lock on at all times.
• 10164438Sep 4, 2019Equipment. Warranty Policy Letter to communicate Detroit Return Changes
• 10164437Sep 4, 2019Equipment. Warranty Policy Letter to communicate remarketing handling cap for Detroit DT12 Transmission.
• 10164436Sep 4, 2019Equipment. Warranty Information Letter to announce addition of Thomas Built Bus as a brand with an Authorized Demonstrator Program
• 10164416Sep 4, 2019Electrical system, Visibility (wipers, defrost, mirrors). Service Bulletin to address wiper issue. On some Cascadia vehicles, when a request for wiper activation is made the wipers may not function. This can result from an overcurrent condition, which causes the wipers to stop functioning and immediately set fault code SPN 522215 FMI 6.
• 10164414Sep 4, 2019Electrical system. Service Bulletin to provide instructions to replace Ignition Control System.The ICU3 is no longer installed in production, and has been superseded by the ICU3S. When replacing an ICU3, the ICU3S must be installed in its place.
• 10164410Sep 4, 2019Body and structure, Equipment. Service Bulletin to replace the white drip shield and secondary SAM cover on the SAM Cabin, with a new one-piece drip shield.
• 10164407Sep 4, 2019Fuel system. Service Bulletin to fix issue related to fuel gauge. On some Cascadia vehicles with a KUS fuel level sender, the needle on the fuel gauge is not touching the full mark when the fuel tank(s) are completely filled. The gauge will show approximately 95% full, but will not reach the full mark.
• 10164406Sep 4, 2019Visibility (wipers, defrost, mirrors), Electrical system. Service Bulletin to fix wiper motor issue. On some Cascadia wiper park brush that rides against the brush plate may wear and may result in a diminished wiper park signal.
• 10164387Sep 4, 2019Electrical system. Field Service Campaign to update Detroit Assurance software to add the Tailgate Warning driver alert feature, telematics reporting and the video radar decision unit (VRDU) will be replaced as required to create consistent experience for operators.
• 10164386Sep 4, 2019Brakes. Field Service Campaign to fix issue related to interaxle driveline contacting anti-lock brake system (ABS) relay valve fitting in certain situations when the suspension air is completely dumped.
• 10164368Sep 3, 2019Equipment. Warranty Information Letter updated to communicate warranty system updates.
• 10163634Aug 7, 2019Engine cooling, Fuel system. Service Information Bulletin for Symptom Diagnostics - Fluid in the Aftertreatment - Diesel Fuel Contamination.
• 10163633Aug 7, 2019Engine cooling. Service Information Bulletin regarding PTO Dosing. This feature enables Active Regeneration of the DPFs while in PTO mode.
• 10163632Aug 7, 2019Engine cooling, Electrical system. Service Information Bulletin for Communication Loss with a Common Powertrain Controller (CPC) Module (CPC Heartbeat Message is no Longer Arriving)
• 10163630Aug 7, 2019Engine cooling. Service Information Bulletin to updated the Fuel Injector Harness sections and relocated to Engine Electrical section.
• 10163626Aug 7, 2019Engine cooling. Service Bulletin to testing of EGR Cooler Water Manifold Assembly in DD13 engines.
• 10163625Aug 7, 2019Equipment, Engine cooling. HDEP GHG17 engines are not equipped with turbo wastegates. Steps in this troubleshooting involving wastegates were removed.
• 10163622Aug 7, 2019Engine cooling, Fuel system, Electrical system. The modified parked regeneration strategy has been standard on GHG17 units since the start of GHG17 production and was added to EPA10 and GHG14 units with a software update. The modified regeneration utilizes an improved strategy to clean the DOC inlet face and reduce downtime due to DOC face plugging.
• 10163621Aug 7, 2019Engine cooling. Updates to troubleshooting guides in Diagnostic Link with newest version
• 10163620Aug 7, 2019Equipment, Wheels, Suspension. DTNA Special Tools Group has approved the use of Haweka Axis4000 aftermarket alignment system for use on DTNA products at DTNA service locations. The Axis4000 system uses the reference points required by DTNA for precise, accurate, and repeatable measurements. Axis4000 is a sophisticated, user-friendly system that utilizes computer based camera-radio technology and references the center line of the frame for…
• 10163618Aug 7, 2019Transmission and drivetrain, Body and structure. The crossmember mounting bracket of the New Cascadia prevents correct installation of the TDC locating pin tool through the crankshaft position sensor hole in the flywheel housing. There is a modification required to the standard tool for it to clear the crossmember mounting bracket in the New Cascadia and fit properly into the bore.
• 10163617Aug 7, 2019Fuel system. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
• 10163616Aug 7, 2019Fuel system. Service Information Bulletin was released, to add new procedures to address diagnostics near the high pressure pump
• 10163615Aug 7, 2019Equipment, Fuel system. This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.

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