2024 PETERBILT 520
8 recalls, 0 complaints - 10 TSBs
26V022000 Jan 19, 2026
STEERING
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2026 Kenworth L770 and 2024-2026 Peterbilt 520 vehicles. The right-hand stand-up (RHSU) configuration on the steering cross-shaft may become stressed and fail.
Consequence
A steering cross-shaft that fails can cause a loss of steering control, increasing the risk of a crash.
Remedy
Dealers will inspect and repair the steering cross-shafts and replace any damaged or broken cross-shafts, free of charge. Owner notification letters were mailed March 13, 2026. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR... Read more
25V436000 Jun 26, 2025
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2024-2026 Kenworth T480, T680, T880, W990, Peterbilt 520, 536, 537, 548, 567, 579, 589, 2025 Kenworth T180, Peterbilt 535, 2025-2026 Kenworth T280, T380 and L770 vehicles. The tail brake light, upper and lower beam headlights, reverse light, and turn... Read more
Consequence
Delayed and unsteady headlights can result in insufficient illumination of the road, decreasing the driver's visibility and increasing the risk of a crash. In addition, an unexpected position change of the lift axles may increase the risk of injury.
Remedy
Dealers will update the VCU software, free of charge. Owner letters were mailed August 19, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 25PACF.
25V181000 Mar 24, 2025
ELECTRICAL SYSTEM:PROPULSION SYSTEM
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2022-2025 Peterbilt 520, 579, and 2021-2025 Kenworth T680 trucks. The high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power.
Consequence
A loss of drive power increases the risk of a crash.
Remedy
Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 2025. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR's numbers for this recall are 25PBC... Read more
24V915000 Dec 9, 2024
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2021-2025 Peterbilt and Kenworth vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Please see the recall report for a complete list of models. Electrical noise and low signal to the power line carrier may cause the ECU to... Read more
Consequence
Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may not function properly or at all, increasing the risk of a crash.
Remedy
Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed February 3, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 24KWL and 24PBL.
24V908000 Dec 3, 2024
STEERING:LINKAGES:TIE ROD ASSEMBLY
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 367, 389, 548, Kenworth T480, T800, 2024-2025 Peterbilt 520, 567 and Kenworth T880 vehicles with PACCAR 20k steer axles. The steering arm and/or tie rod bracket fasteners may fail, resulting in a loss of steering control.
Consequence
A loss of steering control increases the risk of a crash.
Remedy
Dealers will install new correctly torqued fasteners, free of charge. Owner notification letters were mailed January 21, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 or Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 24KWK and 24PBK.
24V044000 Jan 25, 2024
STEERING
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2024-2025 Kenworth T280, T380, T480, T680, T880, L770, W990, and 2024-2025 Peterbilt 389, 520, 535, 536, 537, 548, 567, 579, 589 trucks. The steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are require... Read more
Consequence
A loss of steering control increases the risk of a crash.
Remedy
Dealers will inspect and replace the steering gears as necessary, free of charge. Owner notification letters were mailed March 20, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220 and/or Kenworth customer service at 1-425-828-5888. PACCAR's numbers for this recall are 24PBC a... Read more
24V043000 Jan 25, 2024
STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 367, 389, 520, 567, and Kenworth T800, T880, W900, and W990 trucks. The bearing journals may not be fully seated in the steering knuckle assemblies, preventing the proper installation of the wheel end hub assemblies.
Consequence
An improperly installed wheel end hub assembly can leak oil, causing the axle spindles to loosen or fracture and increasing the risk of a crash.
Remedy
Dealers will inspect and replace the steering knuckle assemblies as necessary, free of charge. Owner letters were mailed February 23, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220 and/or Kenworth customer service at 1-425-828-5888. PACCAR's numbers for this recall are 24PB... Read more
23V749000 Nov 7, 2023
ENGINE
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 520 vehicles. The rear lifting bracket that attaches to the engine cylinder head may be insufficiently secured, which can allow it to detach.
Consequence
A rear lifting bracket that detaches while the engine is being lifted can result in the engine falling or swinging, increasing the risk of injury.
Remedy
Dealers will inspect and replace the flanged stud in the rear lifting bracket, as necessary, free of charge. Owner notification were mailed November 14, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220. PACCAR's number for this recall is 23PBK.
No complaints found for this vehicle.
Technical Service Bulletins, 2024 PETERBILT 520
10 manufacturer communications from 5 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 060000 ENGINE AND ENGINE COOLING | 2 |
| 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC) | 1 |
| 017600 STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM | 1 |
| 020000 SUSPENSION | 1 |
| 021244 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE | 1 |
| 200000 WHEELS | 1 |
| 204000 WHEELS:HUB | 1 |
| 100000 POWER TRAIN | 1 |
E307
Apr 19, 2024
060000 ENGINE AND ENGINE COOLING
CARB Emission s Manufacturer Warranty term and/or kilometers conversion displayed in certain EMY 2022-2023 PX-7 or PX-9 Operator??A?A?s Manuals are incorrect.
E307
Apr 19, 2024
100000 POWER TRAIN
CARB Emission s Manufacturer Warranty term and/or kilometers conversion displayed in certain EMY 2022-2023 PX-7 or PX-9 Operator??A?A?s Manuals are incorrect.
15-031
Mar 6, 2024
010000 STEERING
This Bulletin contains parts ordering and replacement procedures for Steering Gears identified as SUSPECT under 24PBC ONLY. Steering Gears repaired under this bulletin MUST be entered into the Serial Number Tracking Form for 24PBC.
24PBB
Feb 9, 2024
017600 STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM
Reference Hendrickson Recall 23E-095 Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITEA? EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equ
24PBB
Feb 9, 2024
020000 SUSPENSION
Reference Hendrickson Recall 23E-095 Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITEA? EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equ
24PBB
Feb 9, 2024
021244 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
Reference Hendrickson Recall 23E-095 Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITEA? EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equ
24PBB
Feb 9, 2024
200000 WHEELS
Reference Hendrickson Recall 23E-095 Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITEA? EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equ
24PBB
Feb 9, 2024
204000 WHEELS:HUB
Reference Hendrickson Recall 23E-095 Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITEA? EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equ
E290
Nov 20, 2023
060000 ENGINE AND ENGINE COOLING
Updated procedures and SRT time to include Fuel Filter replacement during cleaning process. Removed in-tank additive references.
46-003
Oct 31, 2023
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
A software fix for model 520EV that are not equipped with ESP (Stability Control) is now available. The currently available soft ware, part number:SCM_1p5_BC_R5p00_003, will address issues caused by software version R5.00_002 that affect Pe
PETERBILT 520 - All Years Overview
Complete safety history for the PETERBILT 520 across all model years (1990, 2026).
97
Total Recalls
4
Total Complaints
0
Investigations
0
Reported Crashes
0
Reported Fires
0
Reported Deaths
PETERBILT 520 - Year by Year
Compare recalls and complaints across model years. Click any year to see full details.
| Year | Recalls | Complaints | |
|---|---|---|---|
| 2026 | 2 | 0 | View |
| 2025 | 7 | 0 | View |
| 2024 (current) | 8 | 0 | |
| 2023 | 5 | 0 | View |
| 2022 | 4 | 0 | View |
| 2021 | 6 | 0 | View |
| 2020 | 12 | 3 | View |
| 2019 | 8 | 1 | View |
| 2018 | 8 | 0 | View |
| 2017 | 5 | 0 | View |
| 2016 | 4 | 0 | View |
| 2015 | 3 | 0 | View |
| 2014 | 1 | 0 | View |
| 2013 | 1 | 0 | View |
| 2012 | 1 | 0 | View |
| 2011 | 1 | 0 | View |
| 2010 | 1 | 0 | View |
| 2009 | 1 | 0 | View |
| 2008 | 1 | 0 | View |
| 2007 | 1 | 0 | View |
| 2006 | 1 | 0 | View |
| 2005 | 1 | 0 | View |
| 2004 | 1 | 0 | View |
| 2003 | 1 | 0 | View |
| 2002 | 1 | 0 | View |
| 2001 | 1 | 0 | View |
| 2000 | 1 | 0 | View |
| 1999 | 1 | 0 | View |
| 1998 | 1 | 0 | View |
| 1997 | 1 | 0 | View |
| 1996 | 1 | 0 | View |
| 1995 | 1 | 0 | View |
| 1994 | 1 | 0 | View |
| 1993 | 1 | 0 | View |
| 1992 | 1 | 0 | View |
| 1991 | 1 | 0 | View |
| 1990 | 1 | 0 | View |