2002 Volvo VNM 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
- 12.1L 740Cu. In. 6 DIESEL
- 10.8L 10834CC 661Cu. In. l6 DIESEL Turbocharged
- 14.0L 14013CC 855Cu. In. l6 DIESEL Turbocharged
- 11.1L 11096CC 677Cu. In. l6 DIESEL Turbo/Aftercooled
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
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS, A FATIGUE CRACK CAN DEVELOP IN THE BRACKET PIN WELD UNDER CERTAIN LOADING CONDITIONS.
IF LEFT UNDETECTED OR CORRECTED IT COULD LEAD TO THE SEPARATION OF THE FIFTH WHEEL TOP PLATE FROM IT
DEALERS WILL REPLACE THE BRACKET PINS AND REPAIR INSTRUCTIONS FREE OF CHARGE. OWNERS WHO TAKE THEIR
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
SEIZURE OF THE BEARINGS CAN CAUSE WHEEL SEPARATION OR WHEEL END FIRE.
DEALERS WILL REPLACE ALL FRONT AXLE HUBS. AN INTERIM NOTICE TO OWNERS WAS MAILED ON JUNE 25, 2003.
VOLVO TRUCKS IS RECALLING CERTAIN MODEL YEAR 2001-2006 VNL AND VNM TRUCKS MANUFACTURED WITH A TRW SEALED DRAG LINKS. CERTAIN FACTORS CAN EXIST, WHICH IF LEFT UNTREATED MAY RESULT IN A BALL SOCKET SE
BALL SOCKET SEPARATION AT THE DRAG LINK RESULTS IN COMPLETE LOSS OF STEERING, AND THEREFORE CAN RESU
DEALERS WILL INSPECT AND REPAIR THE BALL SOCKET OR THE DRAG LINK AS REQUIRED IF NECESSARY. AS PARTS
VOLVO TRUCKS IS RECALLING 127,764 MY 2001-2008 VHD, VNL, VNM, AND MY 2005-2008 VT TRUCKS. A SEAL MAY FAIL ALLOWING WATER AND CONTAMINANTS TO SEEP INTO THE WINDSHIELD WIPER MOTOR.
IF THIS HAPPENS A SHORT CIRCUIT MAY OCCUR, WHICH OVER TIME COULD POSSIBLY LEAD TO A VEHICLE FIRE.
VOLVO WILL REPLACE THE WIPER MOTOR FREE OF CHARGE. SINCE THIS RECALL INVOLVES A LARGE NUMBER OF VE
ON CERTAIN HEAVY-DUTY CLASS TRUCKS, SALT AND OTHER HIGHWAY SNOW AND ICE REMOVAL CHEMICALS ARE GETTING UNDER THE PROTECTIVE CAPS OF THE CHASSIS MOUNTED EMERGENCY START STUDS AND CORRODING THEM. THIS
OVER TIME THE STUDS MAY LOOSEN SUFFICIENTLY TO CAUSE AN ELECTRICAL SHORT.
DEALERS WILL INSTALL NEW CHASSIS MOUNTED EMERGENCY START STUDS AND ASSOCIATED BATTERY CABLES. OWNER
CBR: Volvo VHD & VN Models - Vehicle Wil Not Start, PTO Active Message Displayed In Cluster, PTO Light On When PTO Switch Is Turned Off
TSB: Barksdale Leveling Valve, Leak Test
CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
Engine Control Module (EMS) Software (MSW) Information August 2022; Improvement List (Change Log) - US21+OBD22 (13L VGT, TC) And US17+OBD22 (11L) Emissions
Volvo Chassis - Equipped with An Automated Manual Transmission (AMT, iShift) - SNV 19-002 - AMT Oil Filter Housing Corrosion
Volvo Chassis - Drag Link Inspection And Replacement Criteria
Programming Failure - Chassis With Cummins Engine And An Allison Transmission
DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
Showing the 8 most recent of 35 technical service bulletins on file with NHTSA.
