Peterbilt Truck — Powertrain
High risk
Jun 29, 2000
Model years: 2000
On certain vehicles equipped with Eaton Autoshift transmissions, incorrect software in these transmissions could cause a condition whereby in certain circumstances, when reverse is
Peterbilt Truck — Engine
High risk
Mar 16, 2000
Model years: 1997, 1998
On certain vehicles equipped with Caterpillar 3406E engines, there is the potential for chafing between Peterbilt engine wiring and Caterpillar fuel lines near the fuel filter hous
Peterbilt Truck — Suspension
High risk
Jun 22, 1999
Model years: 1998, 1999
On certain vehicles equipped with Alcoa 24.5 x 8.25 aluminum wheels, the affected wheels have improper heat treatment that leads to an out of roundness condition that can lead to s
Peterbilt Truck — Brakes
High risk
Apr 28, 1999
Model years: 1999
On certain vehicles, the automatic slack adjuster may not have had sufficient torque applied to the guide pawl cap screw. This condition may cause the brakes to gradually lose adju
Also affects: Kenworth Truck
Peterbilt Truck — Fuel System
High risk
Jun 24, 1998
Model years: 1997, 1998
NOTE: INCLUDES 1996-98 T2000 AND ALL OTHER 1996-97 KENWORTH MODELS EQUIPPED WITH CATERPILLAR 3406E ENGINES. THE ROUTING OF THE ELECTRICAL AND FUEL LINES IN THE REFERENCED ENGINES C
Also affects: Kenworth T2000, Kenworth Truck
Peterbilt Truck — Steering
High risk
Jun 21, 1995
Model years: 1995
DEFECT: THE CASTLE NUTS ON THE BALL STUDS OF THE TIE ROD ENDS MAY NOT BE TIGHTENED TO THE SPECIFIED MINIMUM TORQUE. EXCESSIVELY LOW TORQUE MAY ALLOW MOVEMENT BETWEEN THE BALL STUD
Also affects: Kenworth Truck
Peterbilt Truck — Brakes
High risk
Mar 14, 1995
Model years: 1993, 1994, 1995
NOTE: VEHICLES EQUIPPED WITH ROCKWELL WABCO SYSTEM SAVER 1000 AIR DRYERS. IN AIR BRAKE SYSTEMS REQUIRING A LARGE VOLUME OF AIR TO PASS THROUGH THE DRYER IN A SHORT PERIOD OF TIME,
Also affects: Kenworth Truck
Peterbilt Truck — Engine
High risk
Aug 11, 1992
Model years: 1987, 1988
VEHICLES EQUIPPED WITH CATERPILLAR 3306B OR 3406B ENGINES MAY EXPERIENCE A LOSS OF THE GOVERNOR SERVO PIN. THIS WOULD RESULT IN THE ENGINE AND VEHICLE CONTINUING AT THEIR SAME RESP
Also affects: Kenworth Truck
Peterbilt Truck — Suspension
High risk
Aug 11, 1992
Model years: 1992
THE ALCOA ALUMINUM WIDE-BASE SINGLE TRUCK WHEELS INSTALLED ON THESE VEHICLES MAY CRACK DUE TO CIRCUMFERENTIAL LINEAR DISCONTINUITY AND CAUSE THE TIRE AND WHEEL ASSEMBLY TO SEPARATE
Also affects: Kenworth Truck
Peterbilt Truck — Steering
High risk
Jun 25, 1991
Model years: 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990
ON VEHICLES USED AS CONCRETE MIXERS OR REFUSE COLLECTORS WITH FRONT END LOADERS, THE ROCKWELL STEERING ARM COULD CRACK. IF THE STEERING ARM CRACKS AND THE TRUCK CONTINUES TO OPERAT
Also affects: Kenworth Truck
Peterbilt Truck — Steering
High risk
Feb 27, 1991
Model years: 1989, 1990
INTERFERENCE BETWEEN THE FIREWALL-MOUNTED STEERING SHAFT KNUCKLE AND THE ENGINE-MOUNTED FUEL FILTER MOUNTING BRACKET COULD RESULT IN STEERING LOCK AND LOSS OF STEERING CONTROL. COR
Peterbilt Truck — Steering
High risk
Jan 9, 1991
Model years: 1989, 1990
NOTE: SUPERSEDED BY 91-035 (PETERBILT #1190E) A MOMENTARY INTERFERENCE BETWEEN THE FIREWALL-MOUNTED STEERING SHAFT KNUCKLE AND THE ENGINE-MOUNTED FUEL FILTER MOUNTING BRACKET COULD
Peterbilt Truck — Engine
High risk
Aug 1, 1990
Model years: 1987, 1988, 1989
NOTE: VEHICLES EQUIPPED WITH ELECTRONIC FOOT PEDAL ASSEMBLIES MANUFACTURED BY WILLIAMS CONTROLS INC. ONE OR BOTH OF THE ELECTRONIC FOOT PEDAL ASSEMBLY RETURN SPRINGS MAY FAIL. IF B
Also affects: Kenworth Truck
Peterbilt Truck — Steering
High risk
Sep 29, 1989
Model years: 1987
THE INSTALLATION OF THE STEERING ARM PINCH BOLT ON THESE VEHICLES MAY BE DEFECTIVE. IF THIS BOLT FAILS OR LOOSENS, AND COMES OUT, THE PITMAN ARM MAY SEPARATE FROM THE STEERING GEAR
Peterbilt Truck — Suspension
High risk
Sep 16, 1985
Model years: 1984
ROCKWELL "FF" SERIES FRONT AXLE BEAM ASSEMBLIES MAY CONTAIN CRACKS AT THE AXLE BEAM FORGED ENDS THAT COULD LEAD TO A FAILURE OF THE AXLE BEAM END UNDER NORMAL OPERATING CONDITIONS,
Peterbilt Truck — Not Entered
High risk
Dec 16, 1976
Model years: 1973, 1974, 1975
VEHICLES MAY BE EQUIPPED WITH ROCKWELL FORGED ALUMINUM FRONT AXLE HUBS (PART NO. 3233-Y-2209X) WHICH MAY CRACK AND FAIL NEAR THE WHEEL MOUNTING FLANGE. FAILURE COULD ALLOW THE WHEE
Also affects: Kenworth Truck