Steering: steering wheel/handle barRecall 85V-157 · 1973–1985 Mack CF

MACK TRUCKS, INCORPORATED recall 85V-157 covers 143 1973–1985 Mack CF for a steering: steering wheel/handle bar problem, reported to NHTSA on November 26, 1985.

Vehicles repairedNo manufacturer report yet

Vehicles affected1431 model

ReportedNov 26, 1985Owners notified Aug 27, 1986

Complaints since0Same system, after the recall

Source: NHTSA recall 85V157000 and manufacturer quarterly reports. Started by the manufacturer.

What's wrong

The problem

THE SPLINED STEERING SHAFT MAY NOT BE SUFFICIENTLY ENGAGED AS DESIGNED DUE TO INACCURATE DRILLING OF THE HOLES IN THE FRAME TO WHICH THE CAB FRONT MOUNT MEMBER IS BOLTED. UNDER CERTAIN CONDITIONS THE STEERING SHAFT MAY DISENGAGE. CONSEQUENCE OF DEFECT: A JARRING IMPACT MIGHT CAUSE DISENGAMENT OF THE SPLINED SHAFT RESULTING IN LOSS OF STEERING CONTROL AND POSSIBLY AN ACCIDENT.

What to do

The fix

REPLACE SHAFTS WHICH MEASURE UNDER THE MINIMUM ENGAGEMENT DIMENSIONS WITH LONGER SHAFT.

SYSTEM: STEERING SHAFT. VEHICLE DESCRIPTION: FIRE TRUCKS.

Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.

1 model

Vehicles in this recall

Mack CF1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985

Built from June 1, 1973 to October 1, 1985. Not every vehicle in these model years is included; check by VIN.