1990 MACK FDM Recalls (2)

Campaign:
93V176000 on 11/15/1993
Component:
Power train:driveline
Manufactured:
07/31/1989 - 11/30/1991
Affected:
130
Defect:
The driveshaft to the front driving axle is secured to a bracket using two pillow blocks. these blocks are of insufficient strength to support the driveshaft and could fail.
Consequence:
Pillow block failure allows the driveline (jackshaft)to drop down onto the roadway and create a safety hazard to other vehicles.
Correction:
Mack will install thicker pillow blocks and support u-bolts.
Notes:
System: powertrain; driveline; bracket; support; center shaft.vehicle description: front discharge mixer model medium-duty truck chassis.note: if your vehicle is presented to an authorized dealer on an agreed uponservice date and the remedy is not provided within a reasonable time and freeof charge or the remedy is not provided within a reasonable time and free ofcharge or the remedy does not correct the defect or noncompliance, pleasecontact the national highway traffic safety administration's auto safety hotlineat 1-800-424-9393.

Campaign:
94V032000 on 02/28/1994
Component:
Vehicle speed control
Manufactured:
06/30/1987 - 06/30/1992
Affected:
39,777
Defect:
Fuel injection system reconfiguration to comply with engine emission standards cause higher engine vibration levels which lead to early wear and complete failure of the secondary throttle return mechanism.
Consequence:
In the event the primary throttle return fails, failure of the secondary throttle return system would not provide protection against loss of throttle control.
Correction:
A new production secondary throttle return system configuration will be installed.
Notes:
System: fuel; fuel pump.vehicle description: class 8 trucks equipped with e6 and e7 engines with robert bosch p7100 mechanically-governed fuel injection pumps.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided within a reasonable time and free of charge or the remedy does not correct the defect or noncompliance, please contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.

Home | Privacy