Wheels: hubcap/coverRecall 74V-152 · 1973–1974 Mack Mack
MACK TRUCKS, INCORPORATED recall 74V-152 covers 46 1973–1974 Mack Mack for a wheels: hubcap/cover problem, reported to NHTSA on September 12, 1974.
Source: NHTSA recall 74V152000 and manufacturer quarterly reports. Started by an NHTSA defect investigation.
What's wrong
The problem
What to do
The fix
The remedy has not been described yet.
TRUCKS EQUIPPED WITH ALUMINUM WHEELS 22.5X7.50.POSSIBILITY THAT WHEELS WEREMACHINED IN A CONVEX OUT-OF/FLAT CONDITION ON THE INSIDE WHEEL MOUNTINGSURFACE.IF THIS CONDITION EXISTS, IT MAY INCREASE THE ASSEMBLY STRESS ON THEHUB AND CAUSE IT TO FAIL.(CORRECT BY INSPECTING AND REPLACING WITH PROPERMACHINED WHEEL WHERE NECESSARY).
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.