1999 Volvo VNL64T Engine cooling Problems
- Complaints
- 2about this part
- Share
- 4%of 45 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 engine cooling of the 1999 Volvo VNL64T, 4% of the 45 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.
“There was a brake problem with the vehicle. It was stated there was not a problem. The had frozen up on different occasions. (jonathon deaton on behalf of food lion inc and driver.) the consumer stated that Volvo changed the dryer in the line going to the wet tank, and has changed the relay valve going to the wheel chambers.”
NHTSA complaint #565980, filed 2002-06“Serpentine belt keeps falling off. When it comes off vehicle overheats and can't be driven. Serpentine belt had to be changed 13 times. Premature steer tire wear. Over weight front axle . Leveling arm failure between axle, failed 3 times.”
NHTSA complaint #889165, filed 2001-05Related service bulletins
- 10240244Jul 24, 2023CBR: Programming Failure - Chassis With Cummins Engine And An Allison Transmission
- 10215281Jun 21, 2022Programming Failure - Chassis With Cummins Engine And An Allison Transmission
- 10215282Jun 3, 2022DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
- 10215279Jun 3, 2022NOx Sensor Troubleshooting Guide - US10+OBD13 And Newer Emissions
- 10215271Jun 3, 2022DEF Pump Troubleshooting Guide - US10+OBD13 And Newer Emissions
- 10215270Jun 3, 2022Temperature Sensor Troubleshooting Guide - US10+OBD13 And Newer
- 10213631May 26, 2022DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer
- 10213514May 17, 2022Volvo Chassis - Bendix ABS6 TO ABS8 Service Information
Engine cooling: other model years
Other parts of the 1999 Volvo VNL64T
40 complaintsOther or unknown
4 complaintsBrakes
2 complaintsElectrical system
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 1999 Volvo VNL64T
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