Autocar Dc — Steering
High risk
Mar 5, 1982
Model years: 1975, 1976, 1977, 1978, 1979, 1980, 1981
On certain trucks, binding bolts used to secure steering shaft yokes to their mating components may not have been tightened to specifications. Over or under tightened binder bolts
Also affects: Autocar C, Autocar S, Western Star Conventional, White Conventional
Autocar Dc — Not Entered
High risk
Dec 9, 1981
Model years: 1980
THE NUTS USED TO FASTEN THE DRAG LINK BALL STUD ENDS TO THE PITMAN ARM AND STEERING ARM MAY NOT HAVE BEEN SUFFICIENTLY TIGHTENEED. INSUFFICIENT TORQUE COULD RESULT IN A LOOSE DRAG
Also affects: Autocar C, Autocar S
Autocar Dc — Engine
High risk
Nov 13, 1980
Model years: 1976, 1977, 1978
On certain trucks, the radiator mounted oil filter mounting bracket may be inadequately welded. This condition may allow the welds to crack possibly allowing the oil filter and mou
Also affects: Autocar C, White Road Boss Ii
Autocar Dc — Brakes
High risk
Oct 15, 1980
Model years: 1976, 1977, 1978, 1979
On certain trucks, the number two steering axle may self-steer to a partial right turn without driver's
Also affects: Autocar C
Autocar Dc — Other
High risk
Jun 24, 1980
Model years: 1976, 1977, 1978, 1979
Certain engines equipped with Kysor engine shutdown systems may have an interference condition between the accelerator return springs and the shutdown actuator. This interference m
Also affects: Autocar C, White Road Boss, White Road Commander, White Road Xpeditor
Autocar Dc — Visual System
High risk
Sep 20, 1979
Model years: 1975, 1976, 1977
On certain trucks, the windshield wiper arms may have been installed in an incorrect PARK position.
Also affects: Autocar C, White Road Boss Rb2, White Road Boss Rbw
Autocar Dc — Visual System
High risk
Feb 9, 1978
Model years: 1974, 1975, 1976, 1977, 1978
On certain trucks, the left windshield wiper linkage connecting arm can experience fatigue failure at the pivot pin for the right hand linkage, resulting in both left and right win
Also affects: Autocar C, Western Star 4800, White Conventional
Autocar Dc — Suspension
High risk
Jan 25, 1978
Model years: 1975, 1976
On certain trucks, the hubs may crack in the barrel section between the inner and outer bearings leading to a hub separation. A separated hub would be held on the axle spindle by t
Also affects: Western Star 4800, Autocar C
Autocar Dc — Not Entered
High risk
Sep 28, 1977
Model years: 1975, 1976, 1977
THE BALL STUD NECK OF THE POWER STEERING AUXILIARY HYDRAULIC CYLINDER MAY FAIL ALLOWING THE HYDRAULIC CYLINDER TO HANG FROM ITS HYDRAULIC LINES AND MAY SEPARATE FROM THE VEHICLE. I
Autocar Dc — Suspension
High risk
Apr 7, 1977
Model years: 1976, 1977
On certain trucks, the front axle malleable iron hubs have a design deficiency in the barrel section of the hub which can lead to hub failure and/ or separation of the hub, wheel a
Also affects: Autocar C
Autocar Dc — Suspension
High risk
Feb 23, 1977
Model years: 1975, 1976
On certain trucks, a design deficiency may exist in the barrel section of the hub between the inner and outer bearings which may crack and cause the hub to fail. Failure can lead t
Also affects: Autocar C, Western Star 4800
Autocar Dc — Steering
High risk
Jul 9, 1976
Model years: 1973, 1974
On certain trucks, a froging flaw in the steering arms could cause steeering arm failure and loss of vehicle control.
Also affects: Autocar C
Autocar Dc — Suspension
High risk
Jan 24, 1975
Model years: 1973, 1974
On certain trucks, the front spring shackle bolts are not metallurgically equivalent to material specified and could break during normal service operation. Failure of a front sprin
Also affects: Autocar C
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