1999 Volvo VNL770 Suspension Problems
- Complaints
- 4about this part
- Share
- 80%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 4 complaints about the suspension of the 1999 Volvo VNL770, 80% 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.
“Consumer states in the last couple of months vehicle wanders to the left and right, consumer has contacted the manufacturer but they do not seem to have any answers, which also has an alignment problem, also the entire cab and sleeper is set off to the right almost 1/2 inch which has been worked on four times dealer replaced the two center shocks on back of sleeper.”
NHTSA complaint #561941, filed 2001-07“Consumer states truck is having tire wear, alignment, and u-bolt problems, tire cupping is a problem which reduces the wear and the right side is usually the side that loses alignment, there is a small vibration in the rear end of vehicle, consumer states the u-bolts were undersized and were replaced with larger bolts, also the wheel bearings have been replaced, also there is an air leak even when the engine is off and no on can locate the problem.”
NHTSA complaint #565356, filed 2002-05“Consumer states that the LED display keeps burning out due to a faulty dash wiring harness. . Consumer also stated that the cab has to be aligned every 20,000, the power steering gear box were manufactured with rusty parts, all the shocks were replaced, the ABS was inoperative due to a bulb that had burned out and also a wiring problem which is contributing to the ABS problem, also the tanks were moved back to due the front end weight problem.”
NHTSA complaint #565221, filed 2001-08“Consumer states while driving the engine shut off, the fuel injectors needed to be replaced as well as the fuel sending unit, consumer states the fuel injectors went out twice, detroit diesel paid for the injectors.”
NHTSA complaint #565060, filed 2001-08Related service bulletins
- 10241906Aug 14, 2023TSB: Barksdale Leveling Valve, Leak Test
- 10215306Jun 15, 2022Volvo Chassis - Drag Link Inspection And Replacement Criteria
Suspension: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 1999 | 4 | 80% |
Other parts of the 1999 Volvo VNL770
2 complaintsTransmission and drivetrain
2 complaintsBrakes
1 complaintsElectrical system
1 complaintsFuel system
1 complaintsInterior lighting
1 complaintsOther or unknown
1 complaintsSeats
1 complaintsBody and structure
1 complaintsTires
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 1999 Volvo VNL770
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