Technical Service Bulletins

• Auxiliary Emission Control Systems
  • WITECH Small Leak Verification Test (SLVT) - P0456-EVAP System Small Leak (18-095-21)
• Body Interior
  • Global Telematics Box Module (TBM) Firmware Over The Air (FOTA) Software Update From 4.34 And 4.36 To 4.37 (08-125-24)
• Cooling System (Mechanical)
  • Water Quality When Mixed With Engine Coolant (07-007-23)
• Differentials & Drive Axles
  • Updated Front Hub Nut Torque Specification (03-008-24)
• Entertainment Systems
  • Radio Symptom Based Guided Diagnostic (08-074-19)
• Frames, Subframes & Crossmembers
  • Approved Use Of Weld Through Primers (31-001-22)
• Fuel System
  • Possible DRIVEABILITY Issues Due To The Winter-Blend Fuel Into The Warmer Season (18-039-20)
• General Servicing
  • A/C Diagnostic Lop Change (24-006-23 REV. A)
• Locking Hubs
  • Updated Front Hub Nut Torque Specification (03-008-24)