Mack Rd6 (2003) – 03V253000

Defect Description For Recall

Certain Heavy Duty Vehicles Fail To Comply With The Requirements Of Federal Motor Vehicle Safety Standard No. 121, “Air Brake Systems.” Improper Seating Of The Check Valve Retainer In The Brass Fitting Housing Has Occurred. It Is Possible For The Air Brake System Pressure To Push The Check Valve Internal Parts Into The Primary System Reservoir And A Vehicle Operator Would Not Know That This Has Happened.

Make Of Vehicle

MACK

Model Of Vehicle

RD6

Year

2003

Recall Campaign Number

03V253000

Component Description

Service Brakes, Air:Supply:Check Valve

Effect Of Defect

In This Condition, The Vehicle Would Not Meet The Emergency Requirements Of The Standard.

Fix Defect

Dealers Will Replace The Check Valve. Owner Notification Began November 26, 2003. Owners Should Contact Mack At 1-610-709-3337.

Vehicle Manufacturer

Mack Trucks, Incorporated

Start Of Manufacture

20030519

End Of Manufacture

20030711

Type Of Vehicle Recall

V

Number Affected

1232

Date Owners Notified

20031126

Initiated By

Mfr

Responsible Manufacturer

Mack Trucks, Inc.

Date Report Received

20030717

Make Campaign Number

SC0281

Part Number

571

Federal Motor Vehicle Safety Standard

121