Engine Control Module: Technical Service Bulletins

• Engine - THIS BULLETIN HAS BEEN CANCELED
• ECM/PCM - Damage Prevention
• ECM - Packard 32 Way Connector Identification
• ECM Terminal - End View Chart Revised
• ECM/PCM - Damaged and/or Misdiagnosed
• ECM, A/C Signal - Revised Electrical Diagnosis
• Typical Voltages/ECM Connector End View Charts
  • Overview
  • 2.5L VIN R
  • 3.1L VIN T
  • 3.4L VIN X
  • 1991 5.7L VIN 8
  • 1990 5.7L VIN 8
  • 1990 5.7L VIN J
  • 1991 5.7L VIN J