2001 Volvo VN770 Electrical system Problems
- Complaints
- 2about this part
- Share
- 40%of 5 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2001 Volvo VN770, 40% of the 5 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The consumer stated that the truck had a wiring harness problem under the dash. Also, the ABS, traction control, and check brakes at next stop lights illuminated on the dash. The dealer replaced the main wiring harness twice but the problem was not solved, consumer was informed harness needed replaced again.”
NHTSA complaint #565250, filed 2001-08Related service bulletins
- 10241904Aug 29, 2023CBR: Volvo VHD & VN Models - Vehicle Wil Not Start, PTO Active Message Displayed In Cluster, PTO Light On When PTO Switch Is Turned Off
- 10240244Jul 24, 2023CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
- 10215276Jun 21, 2022(Back Office) - Cruise Control Inoperative After Updating Software VECU5 Without ESP Package (UESP)
- 10215263Jun 6, 2022Unable To Retrieve "On Request" Messages For PeopleNet Or Omnitracs Modules Installed On The DL5 Data Link; Third Party Electronic Log Device Not Reporting Certain Data
- 10213604May 31, 2022Fuel Level Gauge Reading Incorrect In The Instrument Cluster
- 10213518May 17, 2022Volvo SNV15-008 Vocom Adapter ( 88890300 ) May Lock Up When Updating Firmware
- 10213510May 17, 2022Volvo Chassis Ghost Codes Due To Poor Grounding
- 10213508May 17, 2022Volvo Chassis - Fuel Level Gauge Slow To Respond To Changes In Fuel Level
- 10213519May 16, 2022Volvo Fault Code MID 144 PSID 204 FMI 9
- 10209840Mar 23, 2022Volvo Chassis - Diagnostic Trouble Code ( DTC ) P0420 Illuminating The Malfunction Indicator Lamp (MIL)
Electrical system: other model years
Other parts of the 2001 Volvo VN770
2 complaintsTransmission and drivetrain
2 complaintsEquipment
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2001 Volvo VN770
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology