2005 Peterbilt 379 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2005 Peterbilt 379, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Engine228.6%
- Fuel system228.6%
- Powertrain (other)228.6%
- Tires & wheels114.3%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
2005 PETERBILT 379, UNIT 1 WAS TRAVELING EASTBOUND ON THE OHIO TURNPIKE IN THE MIDDLE LANE WHEN HIS TRUCK CAUGHT FIRE FROM UNDERNEATH THE FRONT HOOD NEAR THE ENGINE. UNIT 1 THEN DROVE TO THE SOUTH SIDE OF THE SHOULDER WHERE HE PUT THE FIRE OUT. *BF OIL LEAKED FROM UNDERNEATH THE HOOD. (OHIO TRAFFIC CRASH REPORT # 10-0302-90)*JB
TL* THE CONTACT OWNS A 2005 PETERBILT CONVENTIONAL 379. THE CONTACT NOTICED THAT THE FAN HUB WAS FRACTURED. NEITHER THE DEALER NOR THE MANUFACTURER HAD BEEN NOTIFIED. APPROXIMATELY TWO YEARS EARLIER, THE FAN HUB WAS REPLACED BUT BECAME FRACTURED AGAIN. THE VEHICLE WAS AT AN AUTHORIZED DEALER BEING REPAIRED. THE CURRENT MILEAGES WAS 490,000 AND THE FAILURE MILEAGE WAS 200,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
TL*THE CONTACT OWNS A 2005 PETERBILT 379 TRACTOR. WHILE DRIVING APPROXIMATELY 65 MPH ON NORMAL ROAD CONDITIONS. THERE WAS A STRONG ODOR OF FUEL COMING FROM OUTSIDE OF THE VEHICLE. THE FUEL PRESSURE GAUGE DISPLAYED FLUCTUATED READINGS. THE VEHICLE WAS ABLE TO CONTINUE IN OPERATION. SUDDENLY, THE DRIVER PULLED OVER TO THE SIDE OF THE ROAD AND EXITED THE VEHICLE. THE VEHICLE WAS ENGULFED IN MASSIVE FLAMES. THE FIRE AND POLICE DEPARTMENT WERE CALLED TO THE SCENE. THE VEHICLE WAS TOWED AND COMPLETELY DESTROYED. THE FAILURE MILEAGE WAS 350,000. THE VIN WAS UNAVAILABLE. UPDATED 11/16/10. *LJ
DT*: THE CONTACT STATED WHILE DRIVING VARIOUS SPEEDS, FUEL LEAKED FROM THE FUEL TANK. THERE WERE NO OBVIOUS ROAD HAZARDS. THE VEHICLE WAS SEEN BY A DEALER FOR INSPECTION. THE DEALER WAS UNABLE TO DUPLICATE THE PROBLEM.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
2005 PETERBILT 379 CONVENTIONAL, DRIVE SHAFT BROKE FROM TRUCK ONTO THE ROADWAY AND ANOTHER VEHICLE STRUCK IT. *BF OHIO TRAFFIC CRASH REPORT # 10-0279-90 UPDATED 05/03/10 *BF
2005 PETERBILT 379 CAUGHT FIRE. CONSUMER HEARD A HISSING NOISE AND PULLED OVER AND NOTICE THE TIRES WERE ON FIRE. *NJ THE DRIVER NOTICED SMOKE COMING FROM THE DRIVE AXLES. OHIO TRAFFIC REPORT # 10-0196-89 UPDATED 04/15/10 *BF
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
2005 PETERBUILT 379, UNIT 2 HAD A BLOWOUT ON THE TRAILER. DEBRIS FROM THE FAILURE STRUCK UNIT 1 CAUSING DAMAGE. *BF (OHIO TRAFFIC CRASH REPORT # 10-0359-91)*JB UPDATED 08/06/10 *BF
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .