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#BS-2007-PET379-5C3B

2007 Peterbilt 379

Based on reports from 7 owners and 9 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

🟢

Preliminary Verdict

Proceed with Caution

Based on 7 complaints, 1 crashes, 2 fires, and 9 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Engine And Engine Cooling:exhaust SystemHIGH

1 owners reported engine and engine cooling:exhaust system issues — failures commonly reported around 300K miles.

!Inspect the Power Train:drivelineMED

Look for symptoms of wear and premature failure

+ 5 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine And Engine Cooling:exhaust System (1 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Engine And Engine Cooling:exhaust System1 (14%)

Power Train:driveline1 (14%)

Fuel System1 (14%)

Electrical1 (14%)

Engine And Engine Cooling:engine:diesel1 (14%)

Engine And Engine Cooling:exhaust System:emission Control1 (14%)

Wheels & Tires1 (14%)

2007 Peterbilt 379: Known Issues & Problem Areas

Engine And Engine Cooling:exhaust System Issues

Engine And Engine Cooling:exhaust System complaints account for 14% of all reports filed for the 2007 Peterbilt 379, with 1 owners filing complaints with NHTSA. The median mileage at time of complaint is 300,000 miles, suggesting issues tend to surface around the 300K-mile mark.

Power Train:driveline Issues

Power Train:driveline complaints account for 14% of all reports filed for the 2007 Peterbilt 379, with 1 owners filing complaints with NHTSA. Owners should pay attention to power train:driveline-related symptoms during test drives and pre-purchase inspections.

Fuel System Issues

Fuel System complaints account for 14% of all reports filed for the 2007 Peterbilt 379, with 1 owners filing complaints with NHTSA. Owners should pay attention to fuel system-related symptoms during test drives and pre-purchase inspections.

Electrical Issues

Electrical complaints account for 14% of all reports filed for the 2007 Peterbilt 379, with 1 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

Complaints filed with NHTSA by year for the 2007 Peterbilt 379. Recent trend: decreasing.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (9 recalls)

06V490000Jan 2007

SUSPENSION

ON SOME PETERBILT TRUCKS, CERTAIN PARTS USED IN THE AIR SUSPENSIONS HAVE A HIGH COPPER CONTENT CAUSING PREMATURE FAILURE.

07V132000May 2007

POWER TRAIN:AXLE ASSEMBLY

ON CERTAIN TRUCKS, THE AXLE HOUSINGS MAY HAVE BEEN MANUFACTURED WITH STEEL THAT WAS OUT OF SPECIFICATION WHICH COULD RESULT IN A FATIGUE FAILURE OVER TIME.

07V153000Mar 2007

FUEL SYSTEM, GASOLINE:DELIVERY

ON CERTAIN TRUCKS, IF THE IGNITION SWITCH IS TURNED ON PRIOR TO INITIAL START UP IN THE MANUFACTURING PLANT OR DURING THE FILTER REPLACEMENT IN THE FIELD, A SMALL FLAME WILL IGNITE WHEN THE FUEL IS ADDED TO PRIME THE SYSTEM.

08V099000Mar 2008

SERVICE BRAKES, AIR:SLACK ADJUSTERS

PACCAR IS RECALLING 130 MY 2005-2007 KENWORTH C500, T800, W900, AND PETERBILT MODELS 357 AND 379 TRACTOR TRAILERS EQUIPPED WITH FABCO SLACK ADJUSTERS ON SISU AXLES. THE SLACK ADJUSTERS MAY FAIL AS A RESULT OF A FATIGUE CRACK RENDERING THE SLACK ADJUSTER INOPERATIVE. THIS COULD REDUCE BRAKING EFFECTIVENESS.

08V104000Apr 2008

TRAILER HITCHES

PACCAR IS RECALLING 318 MY 2007-2009 KENWORTH T800, W900, AND PETERBILT 357, 365, 367, 378, 379, 384, 385, 386,388, AND 389 TRUCKS EQUIPPED WITH PREMIER TRAILER HITCH ASSEMBLIES. THE PINTLE HITCH ASSEMBLIES MAY HAVE BEEN MANUFACTURED IN A MANNER RESULTING IN A REDUCTION OF FATIGUE STRENGTH OF THE PIVOT PINS.

+ 4 more recalls in the full report

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 7 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 9 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Peterbilt 379 Model Years

2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987

View all Peterbilt 379 years →

2007 Peterbilt 379: Frequently Asked Questions

What is the most common problem with the 2007 Peterbilt 379?

The most commonly reported issue with the 2007 Peterbilt 379 is related to the engine and engine cooling:exhaust system, with 1 complaints filed with NHTSA.

Is the 2007 Peterbilt 379 reliable?

The 2007 Peterbilt 379 has 7 complaints, 1 crash reports, and 2 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.

How much does it cost to fix 2007 Peterbilt 379 problems?

Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.

Does the 2007 Peterbilt 379 have any recalls?

Yes, the 2007 Peterbilt 379 has 9 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Peterbilt 379 problems start?

Based on 5 complaints with mileage data, the median mileage at time of complaint is 300,000 miles. The highest concentration of reported issues occurs in the 150K+ mile range. The full report breaks down exactly which components fail at each mileage bracket.

What’s in the full report?

10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.

How is this different from free NHTSA data?

NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.

How is this different from Carfax?

Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.

What if the report isn’t useful?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.

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10 sections of AI analysis based on 7 owner reports. Know before you buy.

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