Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,701 bulletins for MACK
US932_4
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-SA Left PMV HLD Solenoid Shorted to Ground
US936_3
Apr 1, 2022
110000 ELECTRICAL SYSTEM
"MACK DEFENSE-AA Left PMV HLD Solenoid Shorted to Voltage"
US935_4
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-DA Right PMV HLD Solenoid Shorted to Ground
US935_3
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-DA Right PMV HLD Solenoid Shorted to Voltage
US934_4
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-DA Left PMV HLD Solenoid Shorted to Ground
US792_10
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Right WSS Loss of Sensor Signal
US792_1
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Right WSS Excessive Air Gap
US791_9
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Left WSS Output Low @ Drive-Off
US934_3
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-DA Left PMV HLD Solenoid Shorted to Voltage
US791_8
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Left WSS Erratic Sensor Signal
US791_2
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Left WSS Open or Shorted
US791_13
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-Wheel Speed Sensor, DA Left WSS Tire Size Calibration
US933_4
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-SA Right PMV HLD Solenoid Shorted to Ground
US933_3
Apr 1, 2022
110000 ELECTRICAL SYSTEM
MACK DEFENSE-SA Right PMV HLD Solenoid Shorted to Voltage
US100_9
Apr 1, 2022
061560 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR
MACK DEFENSE-Engine Oil Pressure Missing
US110_9
Apr 1, 2022
061560 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR
MACK DEFENSE-Coolant Temp Missing
US10_3, 4, 6
Apr 1, 2022
120000 EXTERIOR LIGHTING
MACK DEFENSE-Direction Indicators plus Brake Light Rear Left, High/Direction Indicators plus Brake Light Rear Left, Low/Direction Indicators plus Brake Light Rear Left, Overload