NHTSA Campaign Id 21V328000; Date: May. 10, 2021
the pressure plate may tear the diaphragm, causing a loss of air pressure and increasing the risk of a crash.
Recalled Vehicles:2021 Peterbilt 348; 2021 Peterbilt 579
Component: Air Brake
Manufactured by: Paccar Incorporated
Affected Units:: 13
Recall Summary: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.
How to Fix:dealers will replace brake chambers, free of charge. owner notification letters are expected to be mailed july 9, 2021. owners may contact paccar (peterbilt) customer service at 1-940-591-4220. paccar's number for this recall is 21pbe.
Recall Notes:Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
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