Recall 77V-237: 1976–1977 White Truck Road Boss 2, 1976–1977 White Truck Road Commander

The problem

The aluminum hubs on the involved vehicles may be subject to failure due to cracks that may develop around the base of the inner bearing cup. These cracks may spread around the barrel of the hub and may lead to fracture and hub separation. The separated hub is retained on the axle spindle by the wheel bearing adjusting nut.

The fix

Dealer will inspect and will replace front axle aluminum hubs with steel ones, without charge.

Notes

Vehicle description: heavy trucks.system: wheels; aluminum hubs.consequences of defect: continued vehicle operation following hub failure maylead to brake lock-up, tire blow-out, or disengagement of the hub, tire, andwheel assembly from the vehicle. Loss of vehicle control and an accident mayresult in each case.note: an audible sound may be heard at the instant hub separation occurs. Untilreplacement hubs are obtained, hubs should be visually checked for the presenceof cracks. If cracks are found, the vehicle should immediately be removed fromservice and the dealer notified.

Recall details

Vehicles in this recall

Not every vehicle of these model years is included. Enter your VIN at nhtsa.gov/recalls ↗ or ask a dealer.

Frequently asked questions

What is recall 77V-237?

The aluminum hubs on the involved vehicles may be subject to failure due to cracks that may develop around the base of the inner bearing cup. These cracks may spread around the barrel of the hub and may lead to fracture and hub separation. The separated hub is retained on the axle spindle by the wheel bearing adjusting nut.

How is recall 77V-237 fixed?

Dealer will inspect and will replace front axle aluminum hubs with steel ones, without charge.

Is the recall repair free?

Yes. Safety recall repairs are free at authorized dealers. Check whether your vehicle is included with its VIN at nhtsa.gov/recalls.