Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,865 bulletins for FREIGHTLINER
SS1034761
Aug 25, 2020
060000 ENGINE AND ENGINE COOLING
Service Solution for P3 - CEL On and Engine de-rate due to ATD Chassis Harness Circuit 532M5+ at DEF Heater Supply location is shorted.
D20M8REV1
Aug 25, 2020
060000 ENGINE AND ENGINE COOLING
Revised Detroit Field Service Campaign for GHG17 & GHG21 Detroit DD13, DD15, and DD16 ACM Software Reprogramming. NOTE: Reference 20TS-04 ??A?A? Detroit??A?A? CPC501T GHG21 Only; Bootloader Update if New Cascadia CPC501T is not at the softw
D20R1REV1
Aug 25, 2020
060000 ENGINE AND ENGINE COOLING
Revised Detroit Emissions Recall for Daimler Trucks North America LLC, on behalf of its Detroit Powertrain Division, has determined that some Model Year 2020 GHG21 DD13 engines require reprogramming of the MCM to meet certification. NOTE: R
SS1034762
Aug 25, 2020
350000 EQUIPMENT
Service Solution for P4 Cascadia Front HVAC Evaporator Freezing. Front evaporator freezes creating ice buildup, reducing airflow through the vents. The evaporator freezing condition is very hard or cannot be duplicated, in a repair facility
SS1034767
Aug 25, 2020
110000 ELECTRICAL SYSTEM
Service Solution for EconicSD Battery Cut-Off Switch Retro-Fit. If customer wants to replace battery switch with lockable battery cut-off switch. Lockable in off position ONLY.
SS1034788
Aug 25, 2020
100000 POWER TRAIN
Service Solution for EconicSD RP170a Pin 29 Retro-Fit Instructions. The Body Builder requested a 12 volt signal at the X397 connector when the transmission is in neutral.
WI20-015
Aug 24, 2020
270000 LANE DEPARTURE
Warranty Information Letter for Active Lane Assist Steering Column - Providing Serial Number During Claim Entry. The serial number for an ALA steering column is scanned at installation and displays in OWL on the Major Components screen. Eff
SS1034492
Aug 21, 2020
060000 ENGINE AND ENGINE 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.
D20R1
Aug 17, 2020
118000 ELECTRICAL SYSTEM:SOFTWARE
Detroit Emissions Recall for GHG21 Detroit DD13 Model Year 2020 Software Reprogramming. Daimler Trucks North America LLC, on behalf of its Detroit Powertrain Division, has determined that some Model Year 2020 GHG21 DD13 engines require repr
CALFTL32-006
Aug 17, 2020
020000 SUSPENSION
Customer Advisory Letter for Hendrickson Primaax EX 69,000 lb Tri-Axle Rear Air Suspension Height-Control Valve Relocation. The attached document provides work instructions for relocating the height-control valve downward 1.62 inches (41.3
D20M6
Aug 14, 2020
060000 ENGINE AND ENGINE COOLING
Detroit Diesel Field Service Campaign for DETROIT Reman Built HDEP Engines - Incorrect Gear Train Bolt Torque. The gear train mounting bolts need to be checked for proper torque and adjusted as needed.
CALFTL54-011
Aug 13, 2020
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Customer Advisory Letter for How to program the IPPC module using DiagnosticLink.
CALFTL54-010REV
Aug 11, 2020
046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
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
ICI20-024
Aug 7, 2020
110000 ELECTRICAL SYSTEM
Important Campaign Information letter announcing that SF605 for LED Step Lighting has been suspended. It has been determined that a change in the procedure is necessary. A second Important Campaign Information letter will be posted when the
D20M8
Aug 4, 2020
118000 ELECTRICAL SYSTEM:SOFTWARE
Detroit Field Service Campaign for GHG17 & GHG21 Detroit DD13, DD15, and DD16 ACM Software Reprogramming
SB54-332
Jul 30, 2020
110000 ELECTRICAL 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 th
SB42-078
Jul 30, 2020
034420 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:SHOES/LININGS
Freightliner Service Bulletin for Meritor Steer Axle Drum Brake Squeal. Some Cascadia and New Cascadia vehicles equipped with Meritor steer axle drum brakes with a front axle rating less than 13,300 lb (6038 kg) have experienced brake squea
SB54-331
Jul 30, 2020
110000 ELECTRICAL SYSTEM
Freightliner Service Bulletin for Updated ULB Control Unit for LED Headlamps. New Cascadia vehicles with light emitting diode (LED) headlamps built from January 1, 2017 through February 17, 2020 may experience intermittent disabled headlamp
SB54-333
Jul 28, 2020
110000 ELECTRICAL SYSTEM
Service Bulletin for Installing a Fog Lamp Backshell. The connector that attaches to the fog lamp is exposed to water spray from the front tires. Even though the connector is sealed, water spray, in addition to wiring that may be pulled sid
SB31-043
Jul 28, 2020
022000 SUSPENSION:REAR
Freightliner Service Bulletin for Non-Airliner Rear Suspension Crossmember Fastener Change. With the start of production on March 2, 2020, the fasteners used to assemble the non-Airliner rear suspension (bogie) crossmember have changed. The
SB54-334
Jul 24, 2020
060000 ENGINE AND ENGINE COOLING
Freightliner Service Bulletin for Detroit Assurance 4.0 Software v20.05. New Cascadia trucks built from January 1, 2017 through September 9, 2019 and equipped with Detroit Assurance correctly initiate an active brake assist (ABA) event when
SB31-044
Jul 23, 2020
130000 VISIBILITY
Service Bulletin for Reflective Tape Installation. If a truck tractor is ordered without mudflaps and/or mudflap support brackets, the rear reflective tape applied to the mudflaps or mudflap brackets during production is delivered loose wit
SS1034758
Jul 17, 2020
130000 VISIBILITY
Service Solution for New Cascadia Window Regulator Motor Stop Working. The window regulators motors are not designed to be run continuously. The window regulator motors have a thermal cutoff. If they are run long enough, there will eventual
SF611
Jul 16, 2020
350000 EQUIPMENT
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 b