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The following TSB(s) may apply to your 2021 Freightliner Cascadia.
The source of the information below is the National Highway Transportation Safety Administration (NHTSA), which maintainsTSBs for vehicles sold in the United States. If there are no TSB's listed for your vehicle,that does not necessarily mean there are none. OBD-Codes.com advises that you contact your local vehicle dealershipor visit the NHTSA web site to perform another search or to get moredetailed information on specific TSB's. There are cases where a manufacturer communication might apply to your year, make and model of vehicle but may only apply to some of them (e.g. certain build dates).
IMPORTANT: The data below is current as of May 2020. For a more up-to-date list of bulletins (& other safety related information) for your vehicle, please visit the NHTSA web site (now called Manufacturers Communications), or preferably the CarComplaints.com site (tip: you need to pick make/model first in order to view bulletins). If you have any other vehicle repair questions, please use our free Car Repair Forum here (it's free!). Thanks!
Communication Number: SB60-164, Date: 2020-04-29
Category: 120000 EXTERIOR LIGHTING
Summary: Service Bulletin for Marker Light Gasket Leaks, New Cascadia. This bulletin replaces the version dated June 17,2019. A procedure has been added for inspection, repair, and replacement of damaged or spun rivet nuts.
Communication Number: DASHLiftAxle, Date: 2020-04-27
Category: 100000 POWER TRAIN
Summary: DASH announcement for Hendrickson Optimaax 6x2 Lift Axle. Freightliner recently announced the availability of the Hendrickson Optimaax 6x2 lift axle. Due to quality concerns discovered late with pre-series builds, Freightliner has implement
Communication Number: WI20-008, Date: 2020-04-27
Category: 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Summary: Warranty Information Letter for Warranty Training Online. DTNA is pleased to announce the release of new Warranty-related training videos. The videos provide Warranty content in short instructional videos that are available on demand throug
Communication Number: 20CSA-05, Date: 2020-04-24
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Customer Service Announcement saying that Service Pack (SP) 4 for DiagnosticLink 8.11 Standard and Professional is available for download from the Detroit Diesel server. Resolves an issue where fault codes may be introduced after reprogramm
Communication Number: 20CSA-05, Date: 2020-04-24
Category: 118000 ELECTRICAL SYSTEM: SOFTWARE
Summary: Customer Service Announcement saying that Service Pack (SP) 4 for DiagnosticLink 8.11 Standard and Professional is available for download from the Detroit Diesel server. Resolves an issue where fault codes may be introduced after reprogramm
Communication Number: 20CSA-06, Date: 2020-04-24
Category: 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Summary: Customer Service Announcement for Gen 5 DD15 Customer Demo Units. To grow on continued success in the market place, we continue to innovate, test and field new products that deliver on Total Cost of Ownership. The test process allows us to
Communication Number: WP20-006, Date: 2020-04-23
Category: 350000 EQUIPMENT
Summary: Warranty Policy Letter for Handling for Authorized Service Location Part Transfers. To promote 24-hour throughput and maximum efficiency, DTNA is adjusting multiple handling policies: Launching a new handling allowance for parts ordered fr
Communication Number: WP20-007, Date: 2020-04-23
Category: 350000 EQUIPMENT
Summary: Warranty Policy Letter for Chassis Progressive Damage Policy Change. Effective for repair orders opened on or after April 27, 2020, if an Authorized Service Location installed a part which later has a warrantable failure, progressive damage
Communication Number: WP20-005, Date: 2020-04-22
Category: 350000 EQUIPMENT
Summary: Warranty Policy Letter for Handling Change: Over the Counter Aftermarket Parts Replacement Program. DTNA is pleased to announce that handling will increase to 33% for Misc. Replacement Part type claims filed under the Over the Counter (OTC)
Communication Number: SB60-167, Date: 2020-04-21
Category: 160000 STRUCTURE
Summary: Service Bulletin for Draining Water Trapped in the Upper A-Pillar. A water leak in the seams between the cab roof and cab side wall or back wall can result in water becoming trapped in the upper A-pillar area in some Cascadia and New Cascad
Communication Number: WI20-004, Date: 2020-04-21
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Warranty Information Letter for Warranty Long Block Program Change. The Detroit Reman Long Block Program has expanded. The expansion reduces complexity in ordering reman engines and promotes stocking reman engines to meet uptime commitments
Communication Number: WI20-004, Date: 2020-04-21
Category: 350000 EQUIPMENT
Summary: Warranty Information Letter for Warranty Long Block Program Change. The Detroit Reman Long Block Program has expanded. The expansion reduces complexity in ordering reman engines and promotes stocking reman engines to meet uptime commitments
Communication Number: SB54-323, Date: 2020-04-17
Category: 350000 EQUIPMENT
Summary: Service Bulletin for New Cascadia Pana-Pacific 540 Radio Controls Not Operating Normally. Pana-Pacific DEA540 radios (A22-74389-000) may cease to respond to volume control settings from the steering wheel switches or the controls on the rad
Communication Number: SB54-325, Date: 2020-04-17
Category: 270000 LANE DEPARTURE
Summary: Service Bulletin for New Cascadia ICUC Active Lane Assist (ALA) Dash Menu Discrepancy. New Cascadia vehicles equipped with Detroit Assurance 5.0 that are not equipped with Active Lane Assist (ALA) may incorrectly display ALA availability in
Communication Number: SB60-168, Date: 2020-04-17
Category: 130000 VISIBILITY
Summary: Service Bulletin for Installing Rain Gutters for Upper Door Seal Leaks. New Cascadia day cab vehicles with roof fairings may experience minor water leaks through the upper door seals. This issue can be minimized by regularly wiping down the
Communication Number: SB60-168, Date: 2020-04-17
Category: 160000 STRUCTURE
Summary: Service Bulletin for Installing Rain Gutters for Upper Door Seal Leaks. New Cascadia day cab vehicles with roof fairings may experience minor water leaks through the upper door seals. This issue can be minimized by regularly wiping down the
Communication Number: SB60-169, Date: 2020-04-17
Category: 130000 VISIBILITY
Summary: Service Bulletin for Replacing Windshield Gasket. Different types of cab leaks can result in water dripping from the top of the windshield, onto the dash. Replacing a windshield gasket unnecessarily may create new leak issues. Do not replac
Communication Number: SB60-170, Date: 2020-04-17
Category: 356000 EQUIPMENT ADAPTIVE
Summary: Service Bulletin for Wear Pad Installation. The area of the floor mat near the throttle pedal is more prone to wear. To extend the life of a floor mat, a wear pad can be installed on it near the throttle and brake pedal area.
Communication Number: CALFTLWS000-01, Date: 2020-04-08
Category: 190000 TIRES
Summary: Customer Advisory Letter for GWR Label Correction. Freightliner 108SD/114SD, Coronado, New Cascadia, and Business Class M2 vehicles and Western Star 4700 and 4900 vehicles equipped with a certain tire rating have the wrong Component GWR lab
Communication Number: CALFTLWS000-01, Date: 2020-04-08
Category: 200000 WHEELS
Summary: Customer Advisory Letter for GWR Label Correction. Freightliner 108SD/114SD, Coronado, New Cascadia, and Business Class M2 vehicles and Western Star 4700 and 4900 vehicles equipped with a certain tire rating have the wrong Component GWR lab
Communication Number: SS1034684, Date: 2020-04-08
Category: 110000 ELECTRICAL SYSTEM
Summary: Service Solution for P4 New Cascadia Road Lamp Strain Relief and Water Protection For Electrical Connection. The connector that attaches to the road lamp is exposed to water spray from the vehicles front tires. Even though the connector is
Communication Number: SS1034684, Date: 2020-04-08
Category: 120000 EXTERIOR LIGHTING
Summary: Service Solution for P4 New Cascadia Road Lamp Strain Relief and Water Protection For Electrical Connection. The connector that attaches to the road lamp is exposed to water spray from the vehicles front tires. Even though the connector is
Communication Number: SS1034686, Date: 2020-04-08
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Service Solution for P4 New Cascadia with Manual Transmissions Does Not Use Bottom Of Clutch Switch For Starting. On the prior P3 Legacy Cascadia vehicles with manual transmission, the Bottom of Clutch (BOC) switch could be uses as an inter
Communication Number: SS1034686, Date: 2020-04-08
Category: 100000 POWER TRAIN
Summary: Service Solution for P4 New Cascadia with Manual Transmissions Does Not Use Bottom Of Clutch Switch For Starting. On the prior P3 Legacy Cascadia vehicles with manual transmission, the Bottom of Clutch (BOC) switch could be uses as an inter
Communication Number: SB32-033, Date: 2020-03-30
Category: 020000 SUSPENSION
Summary: Freightliner Service Bulletin for Front Axle Spacer Replacement. This service bulletin replaces the version dated 05/01/2016. This bulletin is updated to include the parts list. Some vehicles may exhibit a lean (right or left) due to weight
Communication Number: SS1034682, Date: 2020-03-30
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Service Solution for Updated Common Telematics Platform (CTP) Installation and Activation Procedure. Some new CTPs being installed in the field have failed to activate and do not communicate with Detroit Connect back end. The activation of
Communication Number: SS1034680, Date: 2020-03-23
Category: 350000 EQUIPMENT
Summary: Service Solution for New Cascadia Bluetooth Microphone Relocation. Some fleet drivers are complaining about a lack of reception of the Bluetooth microphone due to it's proximity in the center of the overhead console. The Bluetooth microphon
Communication Number: 20CSA-04, Date: 2020-03-20
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLinkÿ® 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
Communication Number: SS1034670, Date: 2020-03-18
Category: 110000 ELECTRICAL SYSTEM
Summary: Service Solution for fault code VRDU 524127/9 - lost communication with the MPC. VRDU fault code 524127/9 is often caused by lack of ignition supply to the MPC, which causes it to stop communicating.
Communication Number: 03.2020 Campaign, Date: 2020-03-17
Category: 350000 EQUIPMENT
Summary: Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers.
Communication Number: SB00-038, Date: 2020-03-17
Category: 020000 SUSPENSION
Summary: Freightliner Service Bulletin for vibration troubleshooting - finding the cause. This version replaces the version dated 5/1/14 and adds New Cascadia.
Communication Number: WP20-002, Date: 2020-03-17
Category: 160000 STRUCTURE
Summary: Warranty Policy Letter explaining the Warranty Department is aligning with the frame rail repair policy, published in DTNA Workshop Manuals, which states that there are very few cases in which welding a heat-treated frame rail is allowed. T
Communication Number: SB46-057, Date: 2020-03-06
Category: 010000 STEERING
Summary: Service Bulletin for APS3 Steering Gear Calibration. Vehicles equipped with an APS3 steering gear require calibration when an axle alignment is performed. Calibration is also needed when servicing any steering or suspension components, fram
Communication Number: SB46-057, Date: 2020-03-06
Category: 020000 SUSPENSION
Summary: Service Bulletin for APS3 Steering Gear Calibration. Vehicles equipped with an APS3 steering gear require calibration when an axle alignment is performed. Calibration is also needed when servicing any steering or suspension components, fram
Communication Number: 20CSA-03, Date: 2020-03-05
Category: 118000 ELECTRICAL SYSTEM: SOFTWARE
Summary: Customer Service Announcement saying that Service Pack (SP) 2 for Diagnostic Link 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
Communication Number: 20TS-02, Date: 2020-03-05
Category: 060000 ENGINE AND ENGINE COOLING
Summary: Technical Service Letter for DD Platform Heavy Duty, Metal in the Oil and Oil Filter. Some engine component failures can cause metallic debris to circulate throughout the engine lubrication system. Although the oil filter will capture most
Communication Number: DRVRFacingCamera, Date: 2020-03-03
Category: 110000 ELECTRICAL SYSTEM
Summary: DASH letter to dealers on updating the driver facing camera to improve captured video quality. The concern only impacts the quality of video captured and transmitted to the SafetyDirect Portal during an Active Brake Assist event or driver r
Communication Number: DRVRFacingCamera, Date: 2020-03-03
Category: 350000 EQUIPMENT
Summary: DASH letter to dealers on updating the driver facing camera to improve captured video quality. The concern only impacts the quality of video captured and transmitted to the SafetyDirect Portal during an Active Brake Assist event or driver r
Communication Number: P4HalogenEnhance, Date: 2020-03-03
Category: 110000 ELECTRICAL SYSTEM
Summary: Customer Maintenance Enhancements for the P4 Halogen Lamp replacement procedure.
Communication Number: P4HalogenEnhance, Date: 2020-03-03
Category: 120000 EXTERIOR LIGHTING
Summary: Customer Maintenance Enhancements for the P4 Halogen Lamp replacement procedure.
Communication Number: CALHIGHCURRENT, Date: 2020-03-02
Category: 115000 ELECTRICAL SYSTEM:FUSES AND CIRCUIT BREAKERS
Summary: Customer Advisory Letter that an inspection to determine if the high current breaker has been bypassed.
Communication Number: SB54-329, Date: 2020-03-02
Category: 110000 ELECTRICAL SYSTEM
Summary: Service Bulletin for Electrical Wall Chart and VPDM Cover on New Cascadia with Detroit Assurance 5.0 and Multi-Purpose Camera 2.
Communication Number: SB54-329, Date: 2020-03-02
Category: 350000 EQUIPMENT
Summary: Service Bulletin for Electrical Wall Chart and VPDM Cover on New Cascadia with Detroit Assurance 5.0 and Multi-Purpose Camera 2.
Communication Number: SB54-324, Date: 2020-02-14
Category: 120000 EXTERIOR LIGHTING
Summary: Service Bulletin for certain New Cascadia equipped with Detroit Assurance 5.0, may have been ordered incorrectly without automatic headlamps and rain sensing wipers. If equipped with Detroit Assurance 5.0, daytime running lights (DRL), no
Communication Number: SB54-324, Date: 2020-02-14
Category: 130000 VISIBILITY
Summary: Service Bulletin for certain New Cascadia equipped with Detroit Assurance 5.0, may have been ordered incorrectly without automatic headlamps and rain sensing wipers. If equipped with Detroit Assurance 5.0, daytime running lights (DRL), no
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