1998 Volvo VNL64T Engine cooling Problems
- Complaints
- 2about this part
- Share
- 3%of 63 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 1998 Volvo VNL64T, 3% of the 63 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.
“Consumer states the engine oil temperature oil shows 90 degrees hot, the engine has been down for repairs due to fuel being in the oil, the heads were replaced three times, the engine has been replaced at least 6 times.”
NHTSA complaint #565066, filed 2001-08“The transmission was very hard to get into gear, also transmission had to be rebuilt becuase the alarm never came on and the temperature gauge never indicated anything was wrong, also the slave cylinder was leaking.”
NHTSA complaint #565074, filed 2001-08Related service bulletins
- 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 1998 Volvo VNL64T
51 complaintsElectrical system
5 complaintsSteering
5 complaintsTransmission and drivetrain
3 complaintsBrakes
2 complaintsFuel system
2 complaintsOther or unknown
2 complaintsBody and structure
2 complaintsTires
2 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 1998 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