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2020-2021 Peterbilt 520 recall: electronic stability control (esc)

Paccar Incorporated reported this safety recall on November 25, 2020. It covers about 11 vehicles.

vehicles affected
11
reported
Nov 25, 2020
owners notified
Jan 25, 2021

Electronic stability control (ESC)

What is wrong
PACCAR Incorporated (PACCAR) is recalling certain 2020-2021 Peterbilt 520 vehicles. The stability control brake relay may have the Spring Brake Modulating (SBM) Valve or the lift axle hose incorrectly connected.
Risk
A stability control event meant to only actuate the ABS controlled wheel ends could actuate lift axle brakes or modulate park brake chambers and could possibly de-stabilize the vehicle, increasing the risk of a crash.
Remedy
PACCAR will notify owners, and dealers will inspect the suspect chassis and correct the brake relay plumbing if needed, free of charge. PACCAR has issued owners an interim notification on January 4, 2020. Owner notification letters were mailed on January 25, 2021. Owners may contact Peterbilt customer service at 1‑940‑591‑4220. PACCAR's number for this recall is 20PBF.

Recall number 20V739000

Affected vehicles

Questions about recall 20V739000

Is there a recall on the 2020-2021 Peterbilt 520 electronic stability control (esc)?

Yes. Recall 20V739000, reported on November 25, 2020, covers about 11 vehicles.

What is the fix for recall 20V739000?

PACCAR will notify owners, and dealers will inspect the suspect chassis and correct the brake relay plumbing if needed, free of charge. PACCAR has issued owners an interim notification on January 4, 2020. Owner notification letters were mailed on January 25, 2021. Owners may contact Peterbilt customer service at 1‑940‑591‑4220. PACCAR's number for this recall is 20PBF.

Is the recall repair free?

Safety recall repairs are done free of charge at authorized dealers. A dealer can confirm with the VIN whether a specific vehicle is included and whether the repair has already been done.

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