Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,701 bulletins for MACK
US740_3
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit High
US740_4
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit Low
US740_5
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Torque Converter Clutch (TCC) Pressure Control Solenoid (PCS) Control Circuit/Open
US750_14
Apr 1, 2022
060000 ENGINE AND ENGINE COOLING
MACK DEFENSE-Turbine Shaft Speed Sensor Circuit
US750_2
Apr 1, 2022
060000 ENGINE AND ENGINE COOLING
MACK DEFENSE-Turbine Shaft Speed Sensor Circuit Performance
US750_21
Apr 1, 2022
060000 ENGINE AND ENGINE COOLING
MACK DEFENSE-Turbine Shaft Speed Sensor Circuit No Signal
US62_2
Apr 1, 2022
060000 ENGINE AND ENGINE COOLING
MACK DEFENSE-Mack SM Engine Brake incorrectly mounted
US62_15
Apr 1, 2022
060000 ENGINE AND ENGINE COOLING
MACK DEFENSE-Mack SM Engine Brake unplausible signal
US5892_4
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Transmission Fluid Pressure Switch 2 Circuit Low
US5901_3
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Pressure Control Solenoid (PCS) 2 Control Circuit High
US5900_5
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Pressure Control Solenoid (PCS) 1 Control Circuit Open
US5900_4
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Pressure Control Solenoid (PCS) 1 Control Circuit Low
US5900_3
Apr 1, 2022
100000 POWER TRAIN
MACK DEFENSE-Pressure Control Solenoid (PCS) 1 Control Circuit High
US793_2
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, AA Left WSS Open or Shorted