1998 Volvo VN770 Transmission and drivetrain Problems
- Complaints
- 7about this part
- Share
- 27%of 26 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the transmission and drivetrain of the 1998 Volvo VN770, 27% of the 26 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.
“Clutch was replaced when the rear main seal was replaced (clutch not worn out just more cost effective), new clutch went through 3 adjustments before the truck was towed in for non-disengagemet: numerous times the clutch could not shift into other gears (high or low) causing lack of power and driveability problems in heavy traffic or when going up or down hills. Nlm”
NHTSA complaint #561534, filed 2001-06“Consumer stated that when the slave valve was replaced the clutch was also replaced, consumer was informed on the fourth replacement of the slave valve that there was a design flaw and that the new trucks had been modified.”
NHTSA complaint #565170, filed 2001-08“The vehicle experienced steer tire wear, rear end and u-bolt problems. . The lights went out on the dashboard, there was transmission problems, and wiring harness problems, and the hood did not stay closed.”
NHTSA complaint #565192, filed 2001-08“Consumer is experiencing various electrical problems such as the wiring harness under the dash, wiring in the sleeper and with the digital readout in dash for the computer.”
NHTSA complaint #565643, filed 2002-05Related service bulletins
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- 10215283Jun 17, 2022AMT Control Housing Bench Testing - False Failures
- 10215308Jun 7, 2022Volvo Chassis - Equipped with An Automated Manual Transmission (AMT, iShift) - SNV 19-002 - AMT Oil Filter Housing Corrosion
- 10213507May 17, 2022Volvo Chassis - PTO Pump Speed Calculator
- 10207434Jan 19, 2022Volvo Chassis - Driveline (Driveshaft, Propeller Shaft) Ride Height And Angle, Measurement And Calculation; Pinion Angle Measurement - Model Year 1996 And Newer
Transmission and drivetrain: other model years
Other parts of the 1998 Volvo VN770
10 complaintsBody and structure
8 complaintsElectrical system
7 complaintsSteering
5 complaintsTires
5 complaintsEquipment
4 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsOther or unknown
3 complaintsEngine cooling
2 complaintsAir bags
1 complaintsFuel system
1 complaintsLatches, locks and linkages
1 complaints
← All problems reported for the 1998 Volvo VN770
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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