RecallRepo

2020 Peterbilt 579 Recalls

Recalls on record Updated July 2026

The 2020 Peterbilt 579 has 6 NHTSA recall campaigns affecting an estimated 59,482 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 5 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.

Recall campaigns

STEERING 22V277000 2022-04-25 17,641 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2018-2020 Kenworth T270, T370, T440, T470, T660, T680, T880, T800, W900, W990; and 2018-2020 Peterbilt 330, 337, 348, 365, 367, 389, 520, 567, and 579 vehicles. The Dana D-Series axle steer arm fasteners that attach the steering arm to the steering knuckle may fail.

Consequence

Fastener failure can result in a loss of steering control, increasing the risk of a crash or injury.

Remedy

Dealers will replace and torque the steer arm fasteners, at no charge. Owner notification letters were mailed November 8, 2022. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220. PACCAR's numbers for this recall are 22 PBB and 22 KWB.

ELECTRICAL SYSTEM 21V00N000 2021-12-29 1,107 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2016-2022 Peterbilt 567, 579, 2021-2022 Peterbilt 536, 2017-2021 Kenworth T880, 2016-2022 Kenworth T680, 2018-2020 Kenworth T440, 2020 Kenworth T270, and 2021 Kenworth T280 vehicles. The methane detection system will not function if the system loses power.

Consequence

The operator may be unaware of a system malfunction or the presence of excessive methane levels, increasing the risk of injury or fire.

Remedy

Dealers will re-wire the warning alarm, free of charge. Owner notification letters were mailed December 1, 2022. Owners may contact Peterbilt customer service at 1-940-591-4220, and Kenworth customer service at 1-425-828-5888. PACCAR's numbers for this recall are 21KWH and 21PBN.

SERVICE BRAKES, AIR 21V906000 2021-11-19 908 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2019-2022 Kenworth T880, W990, Peterbilt 567, 579, 389, and 2022 Peterbilt 536, 537 wrecker and auto hauler vehicles. The work brake (winch brake) may unintentionally disengage the service brakes during winching operations, causing the vehicle to roll.

Consequence

Unintended vehicle movement can increase the risk of a crash or injury.

Remedy

Dealers will update the vehicle software, free of charge. Owner notification letters were mailed on January 3, 2022. Owners may contact PACCAR customer service at 1-425-828-5888 (Kenworth); or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21KWG and 21PBM.

ELECTRICAL SYSTEM 20V130000 2020-03-04 35,671 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2015-2020 Peterbilt 365, 389, 567, and 579 vehicles equipped with a left-hand under hood jumper terminal (option code 2539410). The positive battery jumper terminal cable may be too long, allowing it to chafe against the left front suspension spring and result in an…

Consequence

An electrical short circuit can increase the risk of a fire.

Remedy

PACCAR will notify owners, and dealers will inspect the battery jumper terminal cables, and replace them as necessary, free of charge. The recall began April 30, 2020. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 20PBA.

VISIBILITY 19V733000 2019-10-15 248 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2020 Peterbilt 579 vehicles equipped with a sleeper box. The conspicuity tape may have been installed in the incorrect location, affecting the vehicle's visibility to other drivers on the road. As such, these vehicles fail to comply with the requirements of Federal…

Consequence

Reduced visibility increases the risk of a crash.

Remedy

PACCAR will notify owners, and dealers will install additional conspicuity tape on back of sleeper in correct location, free of charge. The recall began November 4, 2019. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 19PBE.

VISIBILITY 19V340000 2019-05-01 3,907 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2020 Peterbilt 520 and 579 vehicles and Kenworth T680, T880 and W990 vehicles. The mirror glass may detach from the mirror carrier plate due to inadequate adhesion.

Consequence

If the mirror glass detaches, the driver may have reduced visibility and the mirror glass will become a road hazard that may strike another vehicle or pedestrian, increasing the risk of a crash or injury.

Remedy

PACCAR has notified owners, and dealers will inspect the upper mirror glass/mirror carrier, replacing it as necessary, free of charge. The recall began May 31, 2019. Kenworth owners may contact PACCAR customer service at 1-425-828-5888 and Peterbilt owners may call 1-940-591-4220. PACCAR's numbers for this recall…

Complaints by component

ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER
1
ELECTRONIC STABILITY CONTROL (ESC)
1
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
1
POWER TRAIN
1
SERVICE BRAKES
1
Total complaints5

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“Camshaft failure as described in previous service bulletins for same year, make, model truck and paccar mx-17 engine. Available for inspection as truck is not operational. Vehicle has been inspected by mechanic and no warning, messages, or other symptoms prior to the failure being noticed and…”

POWER TRAIN · reported 2026-03-13

“Odometer fraud. The contact purchased a 2020 peterbilt 579. The contact stated that while attempting to register the vehicle, it was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase, the vehicle mileage was 217,000, and at the time of…”

ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER · reported 2024-09-17

“Vehicle has a following distance sensor on front bumper. Sensor is sensing overpasses when traveling underneath them and that should not be detected. Vehicle is automatically applying hard braking. This is causing a possible rear end collision and or loss of vehicle controll in wet conditions.”

SERVICE BRAKES · reported 2023-12-18

“Vehicle has a following distance sensor on front bumper. Sensor is sensing overpasses when traveling underneath them and that should not be detected. Vehicle is automatically applying hard braking. This is causing a possible rear end collision and or loss of vehicle controll in wet conditions.”

FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING · reported 2023-12-18

“Eoa support bracket broke off and the eoa manifold fell into the drive shaft causing the loss of air pressure. The truck was on the instate in the city.”

ELECTRONIC STABILITY CONTROL (ESC) · reported 2020-09-17
Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2020 Peterbilt 579 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.