Computers and Control Systems: Technical Service Bulletins

• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Stalls When Cold or Poor Cold Performance
  • ECM/PCM - Damaged or Mis-Diagnosed
  • Engine - Deceleration Stall or Long Crank on Start Up
  • Engine Controls - Diagnostics For Internally Shorted IAC
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Engine - Stalls When Cold or Poor Cold Performance
    • ECM/PCM - Damaged or Mis-Diagnosed
    • Engine - Deceleration Stall or Long Crank on Start Up
    • Engine Controls - Diagnostics For Internally Shorted IAC
  • Driveability
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Engine - Stalls When Cold or Poor Cold Performance
    • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
    • Engine - Deceleration Stall or Long Crank on Start Up
    • Engine Controls - Diagnostics For Internally Shorted IAC
  • Erratic Operation
    • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
    • Engine - Deceleration Stall or Long Crank on Start Up
  • Erratic Shifting
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • False instrument warning light/gauges
    • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
  • Hunting-Surging
    • Engine Controls - Diagnostics For Internally Shorted IAC
  • Inoperative
    • Engine Controls - Diagnostics For Internally Shorted IAC
  • Noise
    • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
  • Poor performance
    • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
    • A/C - Inadequate Performance
  • Starting problems
    • Engine - Revised Chart A3 (Cranks But Will Not Start)
    • Engine - Deceleration Stall or Long Crank on Start Up
• All Technical Service Bulletins
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Engine - Stalls When Cold or Poor Cold Performance
  • Engine Controls - Revised Chart C12, Fan #2 (Heavy Duty)
  • Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
  • Service Manual - DTC`s 42/P1350/P1361 Revisions
  • ECM Controlled Hot Light - Chart C-16 Revision
  • ECM/PCM - Damaged or Mis-Diagnosed
  • ECM/PCM - Damage Prevention
  • Fuel Pump - Cold Start Stall, Hesitation, Loss of Power
  • Engine - Revised Chart A3 (Cranks But Will Not Start)
  • Engine Controls - Updated Charts A3, C4H & DTC 42 Wiring
  • Tools - Use of Tech 1 ECM Cartridge and Procedure
  • MAP - Revised Output Chart for Codes 33, 34, 63, and 64
  • ECM - Packard 32 Way Connector ID
  • A/C - Inadequate Performance
  • Engine - Deceleration Stall or Long Crank on Start Up
  • Engine Controls - Diagnostics For Internally Shorted IAC
  • Engine Controls - Revised DTC 26 & 39, Quad Driver & TCC
  • Oxygen Sensors - Silica Contamination
  • Engine Controls - Updated Speed Sensor Diagnosis
  • PROM/MEMCAL - Identification Marks