2018 Volvo VHD service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Straight Truck - Long Conventional
- Base Tractor Truck - Long Conventional
Engines covered
- 12.8L 780Cu. In. 6 DIESEL
- 10.8L 661Cu. In. l6 DIESEL Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Volvo Trucks North America (Volvo Trucks) is recalling certain 2018-2020 VAH, VHD, VNL, and VNR vehicles. The fuse in the transmission circuit may blow, preventing the transmission from shifting.
If the fuse blows the transmission may not shift, increasing the risk of a crash.
Volvo Trucks will notify owners, and dealers will inspect and replace the fuse, if necessary, free o
CBR - Volvo Chassis - Model VHD - Splash Shield Rubbing Lower Cowl - Model Year 2018 - Current.
CBR - Z Spring Bracket Wear. Volvo Chassis
Emissions - Volvo Trucks has determined that certain vehicles equipped with a model year (MY) 2017-2018 11L engine may not meet California and Federal Regulations (CARB).
CBR - The purpose of this solution is to give information on Engine Control Module (EMS) Software content.
CBR - Volvo Chassis - I-Shift Transmission - Moisture / Contamination Found In The Transmission Electronic Control Unit (TECU ) Air Ports And Control Housing.
CBR - Volvo DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and US22+OBD23 (DOES NOT APPLY TO VN(4))
CBR - Frame or Cab Lean
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.
Showing the 8 most recent of 271 technical service bulletins on file with NHTSA.
