Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
CBR-2494-19 202606
Service Bulletin/Repair Instructions
The VN(4)'s electrical architecture relies on multiple ECUs, each handling specific functions. To ensure seamless operation and peak system performance, it is essential that all ECUs run the same software version (Software Baseline). This is accomplished by installing a complete software baseline, which is delivered via service pack.
CBR 2567-1 032026
Service Bulletin/Repair Instructions
CBR - Volvo Chassis - Battery Electric Vehicle (BEV) exhibiting DTC C10017B.
CBR 2246-5 032026
Service Bulletin/Repair Instructions
CBR - Z Spring Bracket Wear. Volvo Chassis
CBR 2016-18 202511
Service Bulletin/Repair Instructions
CBR - Frame or Cab Lean
S3401 102025
Service Campaign
SC - Volvo Trucks has developed a software accessory kit to improve heater relay monitoring.
S2960 102025
Service Bulletin/Repair Instructions
SC - Volvo Trucks has determined that certain VNRe model vehicles were built with the incorrect companion flange bolts causing inadequate thread engagement.
S2989 102025
Service Campaign
SC - Volvo Trucks has developed a new ATVSA (Automatic Traction Voltage System Activation) Chassis Switch Cover that improves the chassis switch lock out.
S3056 102025
Service Campaign
SC - Volvo Trucks has determined that certain VNRe Model Vehicle have power cables and supporting brackets that do not adhere to Volvo's quality standards.
S3388 102025
Service Campaign
SC - Volvo Trucks has developed a software accessory kit to improve heater relay monitoring.
S3550 102025
Service Campaign
SC - Volvo Trucks has determined that certain VNRE model vehicles have been built without a Pressure Control Check Valve (PCCV) install.
S3555 102025
Service Campaign
SC - Volvo Trucks has determined that certain VNRe Model Vehicle have power cables and supporting brackets that do not adhere to Volvo's quality standards.
S3699 102025
Service Campaign
SC - Volvo Trucks has developed updated VADA (Volvo Active Driver Assist) software for certain VNRe configurations.
S3851 102025
Service Campaign
SC - Volvo Trucks has determined that certain VNRE model vehicles have been built with chassis ground studs that have insufficient contact to the frame rail that could cause a loss of ground connection.
S3950 102025
Service Campaign
SC - Volvo Trucks has developed updated VADA (Volvo Active Driver Assist) software for certain VNRe configurations.
CBR 2172-5 082025
Service Bulletin/Repair Instructions
CBR - When an OTA (Over-The-Air) job starts to program the VECU blocks the starter relay out, if the job ends in a Critical failure, the vehicle will remain in Safe State.
CBR 2488 072025
Service Bulletin/Repair Instructions
CBR - A significant GPS reporting issue is affecting fleet operations, with trucks maintaining back-office communication but failing to transmit GPS location data.
CBR 939 072025
Service Bulletin/Repair Instructions
CBR - US17AbstractVolvo Chassis equipped with Volvo Active Driver Assist may display DTC / Fault code SPN 516103 FMI 19 on Premium Tech Tool ( PTT ) or J-Pro, and code 167 in Bendix ACOM software.
S4562 072025
Service Campaign
SC - Volvo Trucks has identified that certain VNE model trucks may have an undersized fuse used in the coolant pump circuit.
CBR 2470-1 202505
Service Bulletin/Repair Instructions
When updating the Energy Storage Control Module (ESCM) software, the truck may display fault code P109D8A – Battery Management Units (BMU), Authentication Failure.
CBR 2016-14 202505
Service Bulletin/Repair Instructions
Volvo Chassis - Frame Or Cab Lean
CBR 2016-12 202501
Service Bulletin/Repair Instructions
CBR - Frame Or Cab Lean
CBR 2299 202501
Service Bulletin/Repair Instructions
CBR - Battery Electric Vehicle (BEV) - Vehicle Will Not "Start", Limited Speed, Instrument Cluster Showing Neutral After Gear Selected.
S7631 202501
Service Campaign
SC - Volvo Proprietary Steerable Axle Hubcap Replacement
CBR-2430 202412
Service Bulletin/Repair Instructions
Air compressors may be observed cycling continuously at intervals of 10 to 30 seconds. This behavior persists even when no air leaks are present in the system.
CBR-2016 202412
Service Bulletin/Repair Instructions
Frame lean can be caused by several seemingly isolated possibilities. The two most common are suspension and frame assembly issues.
CBR-2275 202410
Service Bulletin/Repair Instructions
CBR - Volvo Chassis - Battery Electric Vehicle (BEV) Diagnostic Trouble Code (DTC) C10019E - Electric Vehicle Air Compressor 1, Stuck On.
CBR-2376 202409
Service Bulletin/Repair Instructions
CBR - Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR-2393 202409
Service Bulletin/Repair Instructions
CBR - Battery Electric Vehicle (BEV) Faults When Charging.
CBR-2364 202408
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) DTCP108664 - Charging Switch Unit B, Voltage Supply, Signal Plausibility Failure
CBR-2288 202406
Service Bulletin/Repair Instructions
CBR - Battery Electric Vehicle (BEV) Post Programing Faults
CBR-2321 202406
Service Bulletin/Repair Instructions
CBR - Volvo Battery Electric Vehicle (BEV) - Electric Vehicle Air Compressor (EVAC) Repair Process
CBR-2376 202406
Service Bulletin/Repair Instructions
CBR - Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR-2369 202405
Service Bulletin/Repair Instructions
CBR - Battery Electric Vehicle (BEV) - Diagnostic Trouble Code (DTC) - P11561A, P11571A, P115684, P115784
S2968 202405
Service Campaign
SC - VNRE Cab Heat Improvement
S2974 202405
Service Bulletin/Repair Instructions
SC - VNRE Cab Heat Improvement.
S2975 202405
Service Bulletin/Repair Instructions
SC - VNRE Cab Heat Improvement .
S3550 202405
Service Bulletin/Repair Instructions
SC - Missing PCCV Air Valve.
CBR-2364 202404
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) DTC P108664 - Charging Switch Unit B, Voltage Supply, Signal Plausibility Failure.
CBR-408 202403
Service Bulletin/Repair Instructions
CBR: On a Volvo Chassis - US16 - with the Bendix Lane Departure Warning System ( LDW )the alarm would not cancel once the turn signals were activated.
KC-2349
Service Bulletin/Repair Instructions
CBR = BEV Fault Code C102571 - Hybrid/EV System, Cooling Heater Relays - Actuator Stuck
CBR-2341 202401
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) 3-WayValve Calibration Failure
CBR-2333 202401
Service Bulletin/Repair Instructions
CBR: TGW Will Not Connect After SIM Card Replacement
S3699 202312
Service Bulletin/Repair Instructions
Service Campaign: Volvo Trucks has developed updated VADA (Volvo Active Driver Assist) software for certain VNRe configurations. The updated software is remedy to recall RVXX2303 and will allow the radar system to be reenabled. To reenable the VADA system an inspection of the radar hardware and software updates is needed.
CBR-2323 202311
Service Bulletin/Repair Instructions
CBR: Active DTC P0A6649, P08F049, OR P0A5D49 fault code with ambient temperature slower than 20ðC / 68ðF
S7631 202310
Service Bulletin/Repair Instructions
Service Campaign: This Service Campaign is the solution for the Proprietary Hubcap Recall SC0425 that effected Volvo VAH, VHD, VN, VNE Models. This Service Campaign also covers trucks that were shipped short from the factory or removed in the field. Volvo Trucks now has a solution to replace the Proprietary Hubcaps with new updated hubcaps.
CBR-2319 202311
Service Bulletin/Repair Instructions
CBR: Volvo battery electric vehicles manufactured for model year 2020 to current may illuminate the ABS light in the instrument cluster after the vehicle is started. The ABS light will go out if the vehicle is driven over 2 mph (4 kph) or the key is cycled to the OFF position, then on again. This issue does not affect vehicle operation.
CBR-2314 202309
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) - Volvo Chassis - External Fuse And Relay Center(EFRC) Relay Installation
S2960 202309
Service Bulletin/Repair Instructions
Service Campaign: Companion Flange Bolts
S3712 202309
Service Bulletin/Repair Instructions
Service Campaign: Transmission Mounting Hardware Torque
CBR-2297 202309
Service Bulletin/Repair Instructions
CBR: Volvo Chassis - Nonfunctioning 12vAccessory Power Supply - Model Year(MY) 2017 To Present
CBR-2307 202309
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) - Diagnostic Trouble Code (DTC) C103412, C103413
V728-005A 202308
Service Bulletin/Repair Instructions
TSB: Barksdale Leveling Valve, Leak Test
CBR-2299 202308
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) - Vehicle Will Not "Start", Limited Speed, Instrument Cluster Showing Neutral After Gear Selected
CBR-2305 202308
Service Bulletin/Repair Instructions
CBR: Valve Stem Extension Contacting Outer Wheel
CBR-2300 202307
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) - Hybrid Powertrain Control Unit (HPCU) Programing
S2989 202307
Service Bulletin/Repair Instructions
Service Campaign: ATVSA Chassis Switch Cover Replacement
CBR-2295 202307
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) - Diagnostic Trouble Code (DTC) Troubleshooting Ending In No Fault Found
S2961 202307
Service Bulletin/Repair Instructions
Service Campaign: 24-volt Battery Hold Down Bracket
S3388 202307
Service Bulletin/Repair Instructions
Service Campaign: Phase 2 Heater Relay Monitoring Accessory Kit
S3401 202307
Service Bulletin/Repair Instructions
Service Campaign: Phase 1 Heater Relay Monitoring Accessory Kit
V-821-002 202307
Service Bulletin/Repair Instructions
TSB: Hood Cable Breaking or Binding
STB23-003V-1
Service Bulletin/Repair Instructions
Electromobility Required Special Tools
KC-2280
Service Bulletin/Repair Instructions
CBR - Battery Electric Vehicle (BEV) Model VNR-E Insufficient Cab Cooling
KC-2277
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) Sub Hardware Programming
KC-2255-Ver2
Service Bulletin/Repair Instructions
CBR: Battery Electric Vehicle (BEV) Cab Heater Diagnostics
STB23-001V-1
Service Bulletin/Repair Instructions
Electromobility Special Tools List
KC-2242
Service Bulletin/Repair Instructions
Battery Electric Vehicle (BEV) - Charging Issues Worksheet For eService