Make : MACK | Model : MB | Year : 1974 |
Build Dates : - | ||
NHTSA Campaign ID Number : 78V171000 | ||
Date Owners Notified: 19790810 | Date Received by ODI: 19780808 | Date Added to Database: 19791012 |
Manufacturer(s) Involved: MACK TRUCKS, INCORPORATED | ||
Manufacturer(s) Responsible for the Recall: MACK TRUCKS, INC | ||
Manufacturer Campaign Number: | ||
Component: STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM | ||
Potential Number of Units Affected: 2100 | ||
Summary of the Safety Concern:
DEFICIENCIES, IN THE FORM OF FORGING LAPS, CRACKS AND EXCESSIVE DECARBURIZATION DURING HEAT TREATMENT, EXIST IN THE STEERING KNUCKLES. STRESSES IMPOSED WITH INTEGRAL HYDRAULIC POWER STEERING MAY LEAD TO A FAILURE IN THE AREA OF THE STEERING ARM ATTACHING BOSS. THIS TYPE OF FAILURE WOULD CAUSE LOSS OF STEERING CONTROL. |
||
Consequence:
|
||
Remedy:
DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE LEFT STEERING KNUCKLE WITH AN IMPROVED TYPE OF KNUCKLE. |
||
Report Initiator: MFR | Vehicles Report | |
Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
Notes:
CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236). |