Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,865 bulletins for FREIGHTLINER
SB60-168
Apr 17, 2020
130000 VISIBILITY
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
SB54-325
Apr 17, 2020
270000 LANE DEPARTURE
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
SB54-327
Apr 17, 2020
110000 ELECTRICAL SYSTEM
Service Bulletin for Lengthening the Backup Light Harness. Though the backup light harness is long enough to connect to the backup light switch, it may be short enough that the wire seals in the connector can be stressed. Moisture entering
SS1034686
Apr 8, 2020
060000 ENGINE AND ENGINE COOLING
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
SS1034684
Apr 8, 2020
110000 ELECTRICAL SYSTEM
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
CALFTL49-001
Apr 8, 2020
040000 SERVICE BRAKES, AIR
Customer Advisory Letter for Tailpipe Adaptation to Protect Right-Hand Brake Chamber. Some Business Class M2 vehicles have a horizontal tailpipe with an outlet too close to the forward drive axle, which, over time, may overheat and thereby
CALFTLWS000-01
Apr 8, 2020
190000 TIRES
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
SF592
Apr 3, 2020
140000 AIR BAGS
Field Service Campaign for Freightliner Cascadia Airbag Retrofit. Certain vehicles were built without airbags due to a parts shortage, and some vehicles may need an updated crash sensor.
WSTCAE174-2020
Mar 30, 2020
060000 ENGINE AND ENGINE COOLING
New Delco 39MT+ Starters with Electronically Controlled Over-Crank Protection (OCP
SB32-033
Mar 30, 2020
020000 SUSPENSION
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
SS1034682
Mar 30, 2020
060000 ENGINE AND ENGINE COOLING
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
SS1034680
Mar 23, 2020
350000 EQUIPMENT
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
CALFTL32-003REV
Mar 23, 2020
020000 SUSPENSION
Customer Advisory Letter Revision for Airliner 21K Lightweight Extra Duty Rear Suspension Height Control Valve Installation. The rear suspension height control valve and linkage installation on these 15 vehicles will need to be corrected us
DLRCALFTL54-006
Mar 18, 2020
120000 EXTERIOR LIGHTING
Dealer Letter for New Cascadia vehicles with Detroit Assurance 5.0 regarding automatic headlamp and wiper retrofits. Reference service bulletin 54-324 or MCP submission, 20MC4726, CALFTL54-006.
CAL80KSIFRAMEREV
Mar 18, 2020
020000 SUSPENSION
Customer Advisory Letter revision for 80KSI Frame Reinforcement Installation for certain vehicles equipped with 80KSI frame rails and Airliner 21,000LB rear suspensions. This version adds Model Year 2020.
SS1034679
Mar 18, 2020
110000 ELECTRICAL SYSTEM
Service Solution for M2 ABS Wiring Harness Rubs On Forward Cab Mount. ABS chassis harness is rubbing on the rear of the driver side forward cab mounting bracket on M2 106 trucks with a 160 MM Cab Hgt. This may cause open or shorted circuits
SS1034670
Mar 18, 2020
060000 ENGINE (PWS)
Service Solution for Fault Code VRDU 524127/9 - Lost Communication with the MPC. This Service Solution has been superseded to service bulletins SB 54-336 and 54-329. Please see the service bulletins for the most current information. VRDU fa
CALFTL32-003
Mar 18, 2020
020000 SUSPENSION
Customer Advisory Letter for Airliner 21K Lightweight Extra Duty Rear Suspension Height Control Valve Installation. The rear suspension height control valve and linkage installation on these 15 vehicles will need to be corrected using the f
D19M4-REV3
Mar 18, 2020
160000 STRUCTURE
Field Service Campaign revision for Detroit Axle M2 Chassis Stabilizer Bracket Inspection. Additional information added to Parts Information.
SB00-038
Mar 17, 2020
020000 SUSPENSION
Freightliner Service Bulletin for vibration troubleshooting - finding the cause. This version replaces the version dated 5/1/14 and adds New Cascadia.
ICI20-010 SF576
Mar 17, 2020
110000 ELECTRICAL SYSTEM
Important Campaign Information Letter announcing that field service campaign SF576 has been suspended until a change in the procedure has been made.
SB41-013
Mar 17, 2020
100000 POWER TRAIN
Freightliner Service Bulletin for Midship Bearing Replacement for built vehicles with driveshafts SPL140, SPL170 or SPL250 with first order driveline vibration.