Peterbilt 379 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
56 owner complaints analyzed
33 distinct recall campaigns
283,505 mi median reported failure mileage
Scope: 1987 to 2016 model years. Data snapshot: . 12 complaints include usable failure mileage.
Most common problems
Engine And Engine Cooling:Engine:Diesel is the most frequently named component, appearing in 5 of 56 complaints (8.9%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 5 | 8.9% |
| Fuel system concerns | 4 | 7.1% |
| Transmission and shifting | 3 | 5.4% |
| Electrical and battery issues | 3 | 5.4% |
| Steering behavior | 3 | 5.4% |
| Engine operation | 1 | 1.8% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Engine And Engine Cooling:Engine:Diesel | 5 |
| Structure:Frame And Members | 4 |
| Suspension | 4 |
| Electrical System:Wiring:Front Underhood | 3 |
| Fuel System, Diesel:Storage:Tank Assembly | 3 |
| Latches/Locks/Linkages:Doors:Latch | 3 |
| Engine And Engine Cooling:Engine | 2 |
| Engine And Engine Cooling:Exhaust System | 2 |
Engine And Engine Cooling:Engine:Diesel: 5; Structure:Frame And Members: 4; Suspension: 4; Electrical System:Wiring:Front Underhood: 3; Fuel System, Diesel:Storage:Tank Assembly: 3; Latches/Locks/Linkages:Doors:Latch: 3; Engine And Engine Cooling:Engine: 2; Engine And Engine Cooling:Exhaust System: 2
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 2 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 9 |
Under 25,000: 2; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 9
150,000 and above miles has the most reports with usable mileage (9). 44 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 1995 | 3 |
| 2000 | 3 |
| 2001 | 12 |
| 2002 | 7 |
| 2003 | 7 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 3 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 7 |
| 2011 | 4 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 2 |
1995: 3; 2000: 3; 2001: 12; 2002: 7; 2003: 7; 2004: 2; 2005: 1; 2006: 3; 2008: 1; 2009: 2; 2010: 7; 2011: 4; 2012: 1; 2013: 1; 2014: 2
Pattern summary
Engine And Engine Cooling:Engine:Diesel leads the component reports. Braking behavior appears in 5 complaint narratives. Fuel system concerns appears in 4 complaint narratives. Transmission and shifting appears in 3 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10593894 · 2014-05-24 (May 24, 2014)
BRAKES WOULD NOT HOLD WHILE IN PARK, BODY BUSHINGS AND SUPPORT IS WORN AND RUSTED. FUEL HAD LACK OF POWER AND EXCESSIVE FUEL SMELL AND WOULD NOT START WITH OUT STARTING FLUID AND WAS THE COLOR OF OFF ROAD DIESEL. *TR
Owner-reported narrative. Look up ODI 10593894 at NHTSA ↗
Owner report 720559 · 2000-03-24 (March 24, 2000)
I DON'T KNOW WHERE TO START. WE HAVE BEEN FIGHTING WITH PACCAR FOR ALMOST TWO YEARS NOW. MY HUSBANDS TRUCK, LISTED ON THE INCLUDED FORM, WAS ALMOST BRAND NEW WHEN IT CAUGHT FIRE AND BURNT BEYOND REPAIR. WE HAVE RECENTLY HIRED A LAYWER TO HELP US IN THIS CASE. THAT IS WHY I DON'T WANT YOU TO NOTIFY PETERBILT . OUR INSURANCE COMPANY HIRED A FIRE INVESTIGATOR AND WE WERE TOLD THAT THE FIRE WAS CAUSED BY A FAULTY BRAKE SPRING. WE ARE STILL TRYING TO GET THE REPORT FROM OUR INSURANCE COMPANY. THEY HAVE THE REPORT AND THEY WON'T RELEASE A COPY…
Owner-reported narrative. Look up ODI 720559 at NHTSA ↗
Owner report 559857 · 2001-02-22 (February 22, 2001)
LEFT REAR FUEL TANK STRAP BROKE CAUSING TANK TO HANG FROM THE TRUCK, STRAP HAD HAIRLINE CRACK ON INNER SIDE BELOW WELD, THIS MAY HAVE CAUSED EXTENSIVE FUEL LEAKAGE, DEALER CLAIMS THIS TO BE A COMMON PROBLEM. *MJS
Owner-reported narrative. Look up ODI 559857 at NHTSA ↗
Owner report 10016372 · 2003-04-22 (April 22, 2003)
I OWN A 1999 PETERBILT 379 WITH LESS THAN 700,000 MILES. TODAY I HAD TO REPLACE A FUEL TANK STRAP THAT BROKE. BASED ON THE AGE OF THE TRUCK, IT APPEARS TO ME THAT IT IS A LITTLE PREMATURE TO BE REPLACING A STRAP, ESPECIALLY ON SOMETHING AS CRITICAL AS A FUEL TANK. I HAVE ALSO READ THERE IS A PROBLEM WITH THE STEERING LINKAGE, HOWEVER I HAVE NEVER RECEIVED ANY RECALL NOTICE FROM PETERBILT OR ANYONE ELSE. WHAT DO I NEED TO LOOK FOR TO SEE IF IT APPLIES TO MY TRUCK? *JB
Owner-reported narrative. Look up ODI 10016372 at NHTSA ↗
Owner report 975950 · 1995-12-04 (December 4, 1995)
ECM; TERM "BRAIN DEAD" USED WHEN DOWN SHIFTING THERE IS NO RESPONSE OF ENGINE. PLEASE DESCRIBE DETAILS. TT
Owner-reported narrative. Look up ODI 975950 at NHTSA ↗
Owner report 10074269 · 2004-05-26 (May 26, 2004)
THE CRANKSHAFT BROKE WHEN SLOWING FOR A SCALE HOUSE, LEAVING THE TRUCK DISABLED. THE TRUCK WAS TOWED TO A SHOP. THE CLUCH AND TRANSMISSION INPUT SHAFT HAD TO BE REPLACED. *JB
Owner-reported narrative. 688,310 miles reported. Look up ODI 10074269 at NHTSA ↗
Owner report 560686 · 2001-04-06 (April 6, 2001)
WHILE DRIVING THE FAULTY FUEL LINE ROUTING AND ENGINE WIRING SPARKED CAUSING A FIRE WITHOUT WARNING PRIOR TO RECALL NOTICE 00V-029 (EQUIPPED WITH 1998 CATERPILLAR 3406E ENGINES). NLM
Owner-reported narrative. Look up ODI 560686 at NHTSA ↗
Owner report 762038 · 2002-05-18 (May 18, 2002)
OUR 1998 PETERBILT 379 CAUGHT FIRE INSIDE USS POSCO STEEL MILL IN PITTSBURG, CALIFORNIA ON THURSDAY 5-16-2002. AFTER LOOKING AT YOUR WEB SITE I FOUND A RECALL THE NHTSA CAMPAIGN ID NUMBER: 00V029000 . NOW OUR TRUCK IS IN THE PROCESS OF BEING TOTALED OUT. HOW DO WE FIND OUT IF THIS IS WHAT CAUSED FIRE. ON OUR ESTIMATE DAMAGES WE HAVE LOSS OF THE OF OUR TRUCK, OUR LIVELY HOOD, AND ANY CLAIMS WHICH USS POSCO MAY MAKE, FOR HAVING TO BE SHUT DOWN. MY HUSBAND IS DEFINITELY TRAMATIZED, HE HAS NOT SLEPT WELL SINCE THIS OCCURED AND WHEN HE DOES HE HAS D…
Owner-reported narrative. Look up ODI 762038 at NHTSA ↗
Owner report 562632 · 2001-08-22 (August 22, 2001)
POWER STEERING BRACKET BROKE AND WAS REPLACED AT 183467, IT IS BEING REPLACED AGAIN AT 393927, CONSUMER STATES THE BRACKET BROKE AT THE TOP MOUNTING HOLE, CONSUMER FEELS A RECALL SHOULD BE ISSUED REGARDING THIS PROBLEM INSTEAD OF A SERVICE BULLETIN. *SLC
Owner-reported narrative. Look up ODI 562632 at NHTSA ↗
Owner report 10017732 · 2003-04-29 (April 29, 2003)
WHEN ENGAGED THE VEHICLE RAN FOR APPROXIMATELY 15-30 SECONDS THEN STALLED. THE CONSUMER THEN HAD TO MANUALLY UTILIZE THE "HAND PRIMER VALVE" IN ORDER TO RESTART THE VEHICLE. THE DEALER HAS ADVISED THAT SINCE DIAGNOSTIC TESTING EQUIPMENT DID NOT SHOWING ANY ISSUES, PROBLEM DID NOT EXIST. THE MOTOR WAS MANUFACTURED BY CATAPULT, SERIAL NO. 69Z70080. *NLM
Owner-reported narrative. Look up ODI 10017732 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2000 | 6 |
| 2001 | 4 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 4 |
| 2005 | 6 |
| 2006 | 7 |
| 2007 | 9 |
| 2008 | 9 |
| 2009 | 5 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
2000: 6; 2001: 4; 2002: 2; 2003: 5; 2004: 4; 2005: 6; 2006: 7; 2007: 9; 2008: 9; 2009: 5; 2010: 2; 2011: 2; 2012: 2; 2013: 2; 2014: 1; 2015: 1; 2016: 1
Year-by-year records
| Model year | Complaints | Recalls | Change in recalls |
|---|---|---|---|
| 1987 | 0 | 2 | Not available |
| 1988 | 0 | 1 | -1 |
| 1991 | 1 | 0 | Not available |
| 1992 | 1 | 0 | 0 |
| 1994 | 1 | 0 | Not available |
| 1995 | 3 | 0 | 0 |
| 1996 | 1 | 1 | +1 |
| 1997 | 3 | 0 | -1 |
| 1998 | 5 | 2 | +2 |
| 1999 | 4 | 6 | +4 |
| 2000 | 12 | 6 | 0 |
| 2001 | 6 | 4 | -2 |
| 2002 | 0 | 2 | -2 |
| 2003 | 3 | 5 | +3 |
| 2004 | 1 | 4 | -1 |
| 2005 | 7 | 6 | +2 |
| 2006 | 2 | 7 | +1 |
| 2007 | 6 | 9 | +2 |
| 2008 | 0 | 9 | 0 |
| 2009 | 0 | 5 | -4 |
| 2010 | 0 | 2 | -3 |
| 2011 | 0 | 2 | 0 |
| 2012 | 0 | 2 | 0 |
| 2013 | 0 | 2 | 0 |
| 2014 | 0 | 1 | -1 |
| 2015 | 0 | 1 | 0 |
| 2016 | 0 | 1 | 0 |