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SERVICE BRAKES, AIR:DISC:CHAMBERUS21V328000

Peterbilt 348

Peterbilt 348

Model years
2021–2021

PACCAR Incorporated (PACCAR) is recalling certain 2021 Peterbilt 348 and 579 vehicles. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which may cause the pressure plate to shift.

Risk

The pressure plate may tear the diaphragm, causing a loss of air pressure and increasing the risk of a crash.

Remedy

Dealers will replace brake chambers, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact PACCAR (Peterbilt) customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBE.

View the official source notice →

Peterbilt 579

Model years
2021–2021

PACCAR Incorporated (PACCAR) is recalling certain 2021 Peterbilt 348 and 579 vehicles. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which may cause the pressure plate to shift.

Risk

The pressure plate may tear the diaphragm, causing a loss of air pressure and increasing the risk of a crash.

Remedy

Dealers will replace brake chambers, free of charge. Owner notification letters were mailed on July 9, 2021. Owners may contact PACCAR (Peterbilt) customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBE.

View the official source notice →