Electrical system: wiring
Risk. The operator may be unaware of a system malfunction or the presence of excessive methane levels, increasing the risk of injury or fire.
NHTSA has logged 3 owner complaints about the 2017 Peterbilt 579, most often about the service brakes. It is covered by 13 safety recalls, and for recall 20V-199 the manufacturer reports only 27% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through February 27, 2026. Updated daily.
3 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Service brakes | 1 | 1 |
| Tires | 1 | 1 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. The operator may be unaware of a system malfunction or the presence of excessive methane levels, increasing the risk of injury or fire.
Risk. If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.
Risk. An electrical short circuit can increase the risk of a fire.
Risk. Without a Electronic Stability Control system, there is a greater chance of loss of stability control, which increases the risk of a crash.
Risk. Missing reflex reflectors can reduce the vehicle's visibility to other drivers, increasing the risk of a crash.
Risk. If the fuel line bursts, fuel may leak onto the road resulting in a roadway hazard for other motorists.
Risk. If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.
Risk. A truck that does not move as expected can increase the risk of a crash.
Risk. A short in the spotlight circuitry may increase the risk of a fire at the cab fuse block.
Risk. An engine stall can increase the risk of a crash.
Risk. A fuel leak in the presence of an ignition source can increase the risk of a fire.
Risk. A partial tread separation may increase the risk of a crash.
Risk. An engine stall can increase the risk of a crash.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Peterbilt.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 579 median. How we score
Federal investigations that included the 2017 Peterbilt 579, and the recalls they led to.
Recent service brakes complaints filed with NHTSA, shortened. Personal details are removed.
VEHICLE INVOLVED IN WHEEL END FIRE THAT DESTROYED THE ATTACHED TRAILER AND LOAD. DAMAGE TO TRACTOR WAS CONTAINED TO THE REAR CHASSIS AND BACKSIDE OF THE CAB. VEHICLE WAS IN MOTION ON INTERSTATE HIGHWAY WHEN THE DRIVER SAW SMOKE COMING FROM THE TRACTOR DRIVE WHEELS. TIRE BLEW SOON AFTER AND FIRE…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.