Key Takeaway

STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM by MACK TRUCKS, INCORPORATED was recalled on October 12, 1979. What to do: DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE LEFT STEERING KNUCKLE WITH AN IMPROVED TYPE OF KNUCKLE.

NHTSA Ongoing

STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM

Recalled: October 12, 1979 ~2,100 units affected 78V171

Description

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.

Remedy

DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE LEFT STEERING KNUCKLE WITH AN IMPROVED TYPE OF KNUCKLE.

Products Affected

Vehicle

Vehicles

Company Information

MACK TRUCKS, INCORPORATED

Unknown location

View all 234 recalls by MACK TRUCKS, INCORPORATED →
View original recall at NHTSA →

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Frequently Asked Questions

Is this recall still active?

Check the status badge at the top of this page. "Ongoing" means the recall is still active and you should follow the remedy instructions. "Completed" or "Terminated" means the recall process has concluded, though the safety issue remains relevant for any unrepaired products.

How do I check if my product is affected?

Compare the model number, lot code, serial number, or date range listed in the recall notice with the information on your product's label or packaging. For vehicles, check your VIN at NHTSA.gov/Recalls.

What remedy is available for this recall?

The listed remedy for this recall is: DEALER WILL INSPECT AND, IF NECESSARY, REPLACE THE LEFT STEERING KNUCKLE WITH AN IMPROVED TYPE OF KNUCKLE.

Where can I find the original recall notice?

This recall was issued by NHTSA. You can view the original notice using the link provided above.

Data sourced from National Highway Traffic Safety Administration. Recall information may not reflect the most current status. RecallDex is not affiliated with any US government agency. Contact the manufacturer or relevant agency for the latest information.