2019 Peterbilt 579 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 2019 Peterbilt 579, 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
- Steering250.0%
- Suspension125.0%
- Tires & wheels125.0%
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
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
MY 2019 PETERBILT MODEL 579 HAS FRONT END ISSUES !!!!!! I HAVE HAD THIS VEHICLE ALIGNED ALL THREE AXLES AND ON THE SECOND OCCASION JUST THE STEER AXLE. I AM ON MY 4TH SET OF STEER TIRES. THE TRUCK CAME THROUGH WITH 11 R22.5 GOODYEAR TIRES THEY STARTED CUPPING OUT AT 25 TO 35,000 MILES I TOOK THEM OFF AND PUT ON A SET OF 11R 22.5 GENERAL BRAND TIRES AND HENCE HAD THE (3)AXLE ALIGNMENT DONE AT APPROX.72 TO 75,00 MILES THESE TIRES CUPPED OUT SO BAD I HAD TO REMOVE THEM WITH APPROX 30,000 MILES ON THEM.. I WENT BACK TO THE TIRE DEALER HAD ANOTHER SET OF GENERAL 11R.22.5 TIRES AND HAD THE STEER AXLE ALIGNED. AND AFTER 25 TO 30,000 MILES THE SAME THIING CUPPED OUT SO BAD I COULDN'T DRIVE THE TRUCK SAFELY. DECEMBER 24 2020 I PUT ON A SET OF LESSAR EXPENSIVE TIRES AT A TRUCK STOP THIS TIME 22.5 LOW PROFILE TIRES AND THE SAME THING THEY HAVE APPROX. 30,OOO MILES ON THEM AND ARE CUPPING OUT IM AT A LOSS AS WHAT TO DO NEXT I'M JUST ABOUT OUT OF BAND AIDS AND MONEY FOR THIS (NOT TO MENTION MY PATIENCE
AFTER HITTING A BUMP, THE STEERING WOULD SHAKE SO BAD IT WAS HARD TO HOLD THE STEERING WHEEL. HAD TO PULL OFF ON THE SHOULDER TO GET THE SHAKING TO STOP. AFTER HAVING THIS HAPPEN SEVERAL TIMES IN ONE DAY, I TOOK THE TRUCK TO DEALER WHERE THEY DISCOVERED IT HAD A BAD STEERING BOX. STILL WAITING ON THE TRUCK TO GET OUT OF SHOP.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
MY 2019 PETERBILT MODEL 579 HAS FRONT END ISSUES !!!!!! I HAVE HAD THIS VEHICLE ALIGNED ALL THREE AXLES AND ON THE SECOND OCCASION JUST THE STEER AXLE. I AM ON MY 4TH SET OF STEER TIRES. THE TRUCK CAME THROUGH WITH 11 R22.5 GOODYEAR TIRES THEY STARTED CUPPING OUT AT 25 TO 35,000 MILES I TOOK THEM OFF AND PUT ON A SET OF 11R 22.5 GENERAL BRAND TIRES AND HENCE HAD THE (3)AXLE ALIGNMENT DONE AT APPROX.72 TO 75,00 MILES THESE TIRES CUPPED OUT SO BAD I HAD TO REMOVE THEM WITH APPROX 30,000 MILES ON THEM.. I WENT BACK TO THE TIRE DEALER HAD ANOTHER SET OF GENERAL 11R.22.5 TIRES AND HAD THE STEER AXLE ALIGNED. AND AFTER 25 TO 30,000 MILES THE SAME THIING CUPPED OUT SO BAD I COULDN'T DRIVE THE TRUCK SAFELY. DECEMBER 24 2020 I PUT ON A SET OF LESSAR EXPENSIVE TIRES AT A TRUCK STOP THIS TIME 22.5 LOW PROFILE TIRES AND THE SAME THING THEY HAVE APPROX. 30,OOO MILES ON THEM AND ARE CUPPING OUT IM AT A LOSS AS WHAT TO DO NEXT I'M JUST ABOUT OUT OF BAND AIDS AND MONEY FOR THIS (NOT TO MENTION MY PATIENCE
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
MY 2019 PETERBILT MODEL 579 HAS FRONT END ISSUES !!!!!! I HAVE HAD THIS VEHICLE ALIGNED ALL THREE AXLES AND ON THE SECOND OCCASION JUST THE STEER AXLE. I AM ON MY 4TH SET OF STEER TIRES. THE TRUCK CAME THROUGH WITH 11 R22.5 GOODYEAR TIRES THEY STARTED CUPPING OUT AT 25 TO 35,000 MILES I TOOK THEM OFF AND PUT ON A SET OF 11R 22.5 GENERAL BRAND TIRES AND HENCE HAD THE (3)AXLE ALIGNMENT DONE AT APPROX.72 TO 75,00 MILES THESE TIRES CUPPED OUT SO BAD I HAD TO REMOVE THEM WITH APPROX 30,000 MILES ON THEM.. I WENT BACK TO THE TIRE DEALER HAD ANOTHER SET OF GENERAL 11R.22.5 TIRES AND HAD THE STEER AXLE ALIGNED. AND AFTER 25 TO 30,000 MILES THE SAME THIING CUPPED OUT SO BAD I COULDN'T DRIVE THE TRUCK SAFELY. DECEMBER 24 2020 I PUT ON A SET OF LESSAR EXPENSIVE TIRES AT A TRUCK STOP THIS TIME 22.5 LOW PROFILE TIRES AND THE SAME THING THEY HAVE APPROX. 30,OOO MILES ON THEM AND ARE CUPPING OUT IM AT A LOSS AS WHAT TO DO NEXT I'M JUST ABOUT OUT OF BAND AIDS AND MONEY FOR THIS (NOT TO MENTION MY PATIENCE
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 .