Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,865 bulletins for FREIGHTLINER
20TS-01
Jan 21, 2020
060000 ENGINE AND ENGINE COOLING
Technical Service Letter for DDC Series 60 engines concerning Series 60 Cylinder Head Resurfacing/Finish. Detroit Diesel does not recommend third party resurfacing of Series 60 cylinder heads (outside of Detroit and Detroit Reman).
CALFTL31-002
Jan 21, 2020
211000 TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
Customer Advisory Letter for performing a Fifth Wheel Air-Operated Kingpin Release Functionality Inspection on vehicles equipped with a dash controlled fifth wheel air operated king pin release valve.
D19R2REV1
Jan 20, 2020
060000 ENGINE AND ENGINE COOLING
DDC Emission Recall for GHG17 MDEG Platform DD8 ??A???A???A? Software Reprogramming For California Inspection and Maintenance. Adding clarification to the Corrective Procedure.
ICI20-002
Jan 20, 2020
060000 ENGINE AND ENGINE COOLING
Important Campaign Information Letter announcing that revisions to DDC bulletins D19M5 and D19R2 are available.
SS1034068
Jan 17, 2020
110000 ELECTRICAL SYSTEM
Service Solution for Meritor Wabco OnGuard Radar Service Alignment. If the radar sensor needs to be aligned, the radar sensor mounting system has become damaged or has loosened, or new radar sensor software has been installed, a Radar Senso
CALStrAxleSprFas
Jan 17, 2020
020000 SUSPENSION
Customer Advisory Letter to communicate that an inspection be performed for certain New Cascadia. The inspection is for the steer axle spring to front hanger fastener.
CALFTL54-006
Jan 17, 2020
120000 EXTERIOR LIGHTING
Customer Advisory Letter for New Cascadia vehicles with Detroit Assurance 5.0 regarding automatic headlamp and wiper retrofits.
SB83-119
Jan 16, 2020
130000 VISIBILITY
Service Bulletin for A/C system receiver-drier replacement guidelines.
SF588
Jan 16, 2020
060000 ENGINE AND ENGINE COOLING
Field Service Campaign for Medium Duty DD8 Engine Updates. Certain vehicles with Detroit Diesel MDEG DD8 engines need updates to the air compressor suction line, powertrain control module, oil fill cap, 10-pin connector wiring harness, and
17TS-12REV
Jan 2, 2020
060000 ENGINE AND ENGINE COOLING
Technical Service Letter for GHG17 Heavy Duty Engine Platform 1-BOX Aftertreatment System (ATS) Wire Harness experiencing chaffing caused by vibration and dirt collecting in the harness conduit.
SS1034598
Jan 2, 2020
110000 ELECTRICAL SYSTEM
Service Solution for Legacy Cascadia, where trailer turn signals or 4-way flashers used in applications with high duty cycles, the left and right turn signals may experience shortened relay life.
D19M7
Jan 2, 2020
060000 ENGINE AND ENGINE COOLING
Field Service Campaign for pre-series Cascadia and New Cascadia Emission Label Replacement
CALAirlineBrkt
Jan 2, 2020
160000 STRUCTURE
Customer Advisory Letter for Back Of Cab (BOC) air line relocation. The current location of the bracket for certain New Cascadia do not allow for unobstructed access to BOC and does not allow for tight maneuvering of the vehicle with a trai
D19M4-REV2
Jan 2, 2020
021100 SUSPENSION:FRONT:STABILIZER BAR
Field Service Campaign revision for Detroit Axle M2 Chassis Stabilizer Bracket Inspection.
19CSA-21
Jan 2, 2020
060000 ENGINE AND ENGINE COOLING
Customer Service Announcement for service locations relaying that Service Pack 1 is available for DiagnosticLink 8.11.
CALTOPsBattCable
Jan 2, 2020
110000 ELECTRICAL SYSTEM
Customer Advisory Letter for improved battery cable and routing improvements.
ICI19-064
Jan 2, 2020
021100 SUSPENSION:FRONT:STABILIZER BAR
Important Campaign Information Letter announcing that a revision for D19M4 as a REV2 exists and is available on DTNAConnect.
SB60-155
Dec 19, 2019
160000 STRUCTURE
Service Bulletin for Water Leak at the Top of a Cab Door, Cascadia Day Cab with FE13 Roof Fairing. Some Cascadia day cabs with FE13 roof fairings may be more susceptible to water intrusion into the cab at the top of the cab door due to the
SB54-323
Dec 19, 2019
110000 ELECTRICAL SYSTEM
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
SB54-322
Dec 19, 2019
130000 VISIBILITY
Service Bulletin for Adjusting Automatic Temperature Control Range with Optimized Idle. Front and rear HVAC systems operate as independent constant outlet temperature control (COTC) systems when Optimized Idle (OI) is not armed.
SB20-087
Dec 19, 2019
060000 ENGINE AND ENGINE COOLING
Service Bulletin for M2 Surge Tank Shunt Line Clamp Replacement. On some vehicles, the shunt line coolant hose is disconnecting from the surge tank and replacing the constant tension clamp with a Breeze??A? brand clamp resolves the issue.
SB54-309
Dec 19, 2019
120000 EXTERIOR LIGHTING
Service Bulletin for Replacing Halogen Headlamps on New Cascadia Vehicles.
CALCATFiltration
Dec 2, 2019
060000 ENGINE AND ENGINE COOLING
Customer Advisory Letter describing that some 2015 Cascadia may not be filtering engine air properly.
SB60-166
Dec 2, 2019
162310 STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS
Service Bulletin for New Cascadia sleeper cabs where the Upper Cabinet Latch Engagement may not completely fasten or pop open while driving. Instructions provided to adjust the door hinge mounting.
19TS-12
Dec 2, 2019
060000 ENGINE AND ENGINE COOLING
Camshaft Position (CMP) sensor terminal fretting due to vibration for DD5 and DD8 engines.