On certain trucks equipped with dana spicer integral knuckle and steer arm assemblies, the steer axle assemblies may have a longitudinal crack in the steer arm.
Steering
Peterbilt 379 Steering problems by year
4 complaints filed with NHTSA about the Peterbilt 379's steering. Loss of power steering, stiff or loose steering, wandering, column and rack problems.
Steering complaints by model year
Steering recalls
Heavy duty trucks equipped with trw tie rod ends on certain arvinmeritor and dana axles. Peterbilt will recall 1,434 vehicles equipped with arvinmeritor axles manufactured from december 11, 1999, to may 14, 2000, and from july 22 to september 30, 2000...
Vehicle description: heavy duty trucks equipped with trw tie rod ends on certain meritor axles. The tie rod and drag link ball stud ends contain bearings that are below the specified case depth and/or hardness.
Vehicle description: heavy duty trucks. The bolts used to secure the steering shaft can fail.
Vehicle description: heavy duty trucks equipped with tie rod assemblies manufactured by trw. The suspect tie rods contain 24-dl model ball sockets. Certain of the tie rod ball-socket bearings have a below-specification case depth and/or hardness, which...
Latest 379 steering complaints
Vehicle is leaning too much to the left. Vehicle has been to the dealer and several independent repair shops, and no one can correct the problem, asking nhtsa to assist on this issue.*Ak. Several mechanic discovered that the steer tires were worn, the steer axle wheel bearing was broken and the right steer axle kinpin had excessive play, the vehicle was aligned, the clutch was adjusted, the steering was tight, and the steering gear box was replaced.*Jb
Power steering reservoir mounting bracket broke, owner was informed that a service bulletin was issued and that a replacement bracket would be installed if the existing bracket was cracking, consumer suggests an angle type bracket be fabricated and bolted to the existing reservoir bracket, then bolted to the lower intake manifold bolt, this would elimate torsion stresses on the reservoir brackets at the timing cover where cracks begin. *Slc
There is an inch of dead play in the steering wheel. Consumer has to turn the steering wheel an ich one way to get it to start turning in the opposite direction. This causes no control of the vehicle when driving at high speed. The dealer has been contacted. *Ak
Wheel seals & bearings went out. Had bearings & seals replaced & they went out again. Also wheel hub and spindle might be defective. *Ak
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data