2025 Volvo VHD TSBs
57 Technical Service Bulletins across 14 categories
Categories
Engine
14 bulletinsCBR - 3 Liter Engines ONLY - Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In...
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Between The Coolant Pump Housing And Oil Cooler Housing
CBR - 3 Liter Engines ONLY - Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In...
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Between The Coolant Pump Housing And Oil Cooler Housing
CBR - 13 Liter Engines ONLY - Engine Coolant Pump Housing Leak; Coolant Found Around The Oil Cooler Duct Cover Or In...
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Between The Coolant Pump Housing And Oil Cooler Housing
Inactive Code P25AE00 Being Generated After A Hard Pull And A Momentary Drop In Engine Oil Pressure (Low Oil Pressure)...
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(Possible Related Codes - SPN4811 , SPN 100 , PID 100)
TSB - V-710-001 Engine Crossmember Loose Hardware.
CBR - 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping.
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These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O-ring.
11L Engine Block Compatibility and Backward Conversion Parts Requirements
CBR- 13L Engine - Rear Main Oil Seal Leak - Model Year 2025
CBR - 13L Engine - Rear Main Oil Seal Leak - Model Year 2025
CBR - Automated Manual Transmission (AMT) Model D or F (mDrive and I-Shift, AMT-D, AMT-F) - Transmission Oil Leakage...
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From Transmission Input Shaft Seal Or Output Shaft Seal - US10 And Newer Emissions, Common Model Years 2010 And Newer
CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions
CBR - 11 Liter Engines - Fuel In Oil.
CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil.
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It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head.
Other
10 bulletinsThe ELD connected to the RP1226 connector in the truck remains powered on always.
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As a result in the batteries being depleted within a very short amount of time (a few hours after the truck is shut down).
The purpose of this CBR is to provide steps on how to correct a customer complaint of DTC P107B86 accompanied With...
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intermittent loss of throttle.
CBR - Volvo Chassis - Model VHD - Splash Shield Rubbing Lower Cowl - Model Year 2018 - Current.
CBR - Observing debris within the cooling system is possible, with this debris potentially being dark and resembling...
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sand.
CBR - Frame or Cab Lean
CBR - A significant GPS reporting issue is affecting fleet operations, with trucks maintaining back-office communication...
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but failing to transmit GPS location data.
Volvo Chassis - Frame Or Cab Lean
CBR - Frame Or Cab Lean
CBR - One-Box SCR Weld Leaks
CBR: Telematics Gateway (TGW) Connect Ability Issues
Electrical
7 bulletinsOverheating has been observed at the alternator power cable and ground cable connection, resulting in melted insulation around the terminal area.
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The alternator power cable connection should maintain a stable electrical contact without overheating or insulation damage during normal vehicle operation. The alternator power cable shows signs of overheating and melted insulation at the connection point, which may affect electrical conductivity and charging system performance.
CBR - No Start Condition After Over the Air Programing - VECU5 No Start "Safe State"
SC - Volvo Trucks has determined that a select group of trucks were built with an AHI Module fuel pressure sensor which...
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does not meet our specifications.
CBR - Volvo DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and US22+OBD23 (DOES NOT APPLY TO...
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VN(4))
CBR - When an OTA (Over-The-Air) job starts to program the VECU blocks the starter relay out, if the job ends in a...
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Critical failure, the vehicle will remain in Safe State.
SC - Volvo Trucks has determined that a select group of trucks were built with an AHI Module fuel pressure sensor which...
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does not meet our specifications.
CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU
Lighting
6 bulletinsCBR - Troubleshooting cab lean should only begin after completing a vehicle preparation procedure to ensure all...
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components are in place and settled.
CBR - Volvo Chassis - Debris In 13L Cooling Systems Filled With Extended Life (VCS2)
CBR - Volvo Chassis - Debris In 13L Cooling Systems Filled With Extended Life (VCS2).
CBR: Volvo Chassis - Debris In 13L Cooling Systems Filled With Extended Life(VCS2)
CBR: Volvo Chassis - Debris In 13L Cooling Systems Filled With Extended Life(VCS2)
CBR: On a Volvo Chassis - US16 - with the Bendix Lane Departure Warning System ( LDW )the alarm would not cancel once...
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the turn signals were activated.
Infotainment
4 bulletinsCBR - Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR - Drivers Information Display (DID) Inoperative/Goes Blank During Vehicle Operation
CBR - Drivers Information Display (DID) Inoperative After Cluster Replacement And Programming
CBR: After cluster replacement and programming, the Driver Information Display (DID) may not function as designed.
Suspension
3 bulletinsCBR - Z Spring Bracket Wear.
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Volvo Chassis
Frame lean can be caused by several seemingly isolated possibilities.
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The two most common are suspension and frame assembly issues.
CBR - Volvo Chassis - Enable Air Suspension Gauge Function - US17 And Newer Chassis ONLY
Transmission
3 bulletinsCBR - Volvo Chassis - I-Shift Transmission - Moisture / Contamination Found In The Transmission Electronic Control Unit...
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(TECU ) Air Ports And Control Housing.
CBR - Driver Display Popup Error "Door Is Open.
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Shift Transmission To Neutral." -Instrument Cluster Software Update
CBR: On Volvo chassis with an I-Shift and Mack chassis with an mDRIVE transmission, there have been reports of complete...
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shift assemblies and TECUs being replaced due to technicians being unable to pinpoint the source of the air leak.
Body & Paint
3 bulletinsRemote Control Central Door Lock, Programming; Key Fob Cannot Be Programmed Or Does Not Work After Programming - Model...
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Year 2018 And Newer
This CBR solution provides a step-by-step procedure for using longer Hood Tilt Switch mount screws and additional...
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washers on Volvo Auto Hauler (VAH) and Volvo Heavy Duty (VHD) models.
This CBR solution provides a step-by-step procedure to replace the hood tilt switch on Volvo Autohauler (VAH) and Volvo...
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Heavy Duty (VHD) models, specifically for units equipped with bodybuilder applications that enable remote start/stop functionality outside the cab when the PTO (Power Take-Off) is engaged. The hood tilt switch is a critical safety component that disables remote start when the hood is opened or tilted.
HVAC & Climate
2 bulletinsThis CBR solution addresses the issue of binding between the outer air filter housing and inner HVAC box due to...
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misalignment during installation.
CBR - Volvo Chassis - HVAC Fresh Air Door Binding
Air Bags & Safety
1 bulletinIf you have received this document, it is because one or more of the following Faults has been active for at least 5...
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minutes and can potentially prevent the Supplemental Restraint System/Airbag Inflation System (SRS) from functioning properly in the event of a collision. Tech Tool will need to be used for more detailed diagnostics.
Brakes
1 bulletinCBR - US17AbstractVolvo Chassis equipped with Volvo Active Driver Assist may display DTC / Fault code SPN 516103 FMI 19...
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on Premium Tech Tool ( PTT ) or J-Pro, and code 167 in Bendix ACOM software.
Fuel System
1 bulletinCBR: Overhead Wear Overview - Model Year2018 To Current (Common Rail Fuel System ONLY)
Tires & Wheels
1 bulletinService Campaign: Volvo Trucks has determined that certain VN and VHD model vehicles could have un-torqued wheel nuts on the left side of the vehicle.
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Left side wheel nuts on effected vehicles will need to be inspected and torqued to specification.
Pre-Delivery & Maintenance
1 bulletinCBR - Accelerator Pedal: Inspection/Instructions