Powertrain Management: Technical Service Bulletins

• Recalls
  • Recall - Powertrain Control Module Reprogramming
    • Overview
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Owner Letter
• Customer Interest
  • PCM - Harsh Downshift From 3-1/Hesitates/Lacks Power
  • Fuel Pump - Driveability Lack of Fuel Pressure
  • Fuel Pump - Whine Heard Through Radio Speakers
  • Engine - No Start/Parked On Incline w/Nose Down
  • Audio System - Whining/Buzzing Noise From Speakers
    • Overview
    • Service Procedure
  • Engine Controls - Engine Surge/Rolling Idle/DTC's Set
    • Overview
    • Service Procedure
  • Engine - Lean Driveability Symptoms
  • Accelerator Pedal Bracket - Cracks or Fatigues
  • Emissions - MIL ON/DTC's Stored/Check Fuel Cap Lamp ON
  • A/T - 4R70W TCIL ON/Code P0782/Delayed/No 2-3 Upshift
  • A/T - 4R70W TCIL/MIL ON/Trouble Codes Stored
  • Engine Control - MIL ON, DTC P0300 or P0301 Set
  • A/T - No 2nd, 3rd Gear/No Engine Braking/DTC's Set
  • Restraint System - Air Bag Lamp ON/DTC B1994/B1998
  • A/T - 4R44E/5R55E Slipping/Delayed Shift/No Engagement
• By Symptom
  • Customer Interest
    • PCM - Harsh Downshift From 3-1/Hesitates/Lacks Power
    • Fuel Pump - Driveability Lack of Fuel Pressure
    • Fuel Pump - Whine Heard Through Radio Speakers
    • Engine - No Start/Parked On Incline w/Nose Down
    • Audio System - Whining/Buzzing Noise From Speakers
      • Overview
      • Service Procedure
    • Engine Controls - Engine Surge/Rolling Idle/DTC's Set
      • Overview
      • Service Procedure
    • Engine - Lean Driveability Symptoms
    • Accelerator Pedal Bracket - Cracks or Fatigues
    • Emissions - MIL ON/DTC's Stored/Check Fuel Cap Lamp ON
    • A/T - 4R70W TCIL ON/Code P0782/Delayed/No 2-3 Upshift
    • A/T - 4R70W TCIL/MIL ON/Trouble Codes Stored
    • Engine Control - MIL ON, DTC P0300 or P0301 Set
    • A/T - No 2nd, 3rd Gear/No Engine Braking/DTC's Set
    • Restraint System - Air Bag Lamp ON/DTC B1994/B1998
    • A/T - 4R44E/5R55E Slipping/Delayed Shift/No Engagement
  • Driveability
    • PCM - Harsh Downshift From 3-1/Hesitates/Lacks Power
    • Fuel Pump - Driveability Lack of Fuel Pressure
    • Engine - Lean Driveability Symptoms
    • Engine Control - MIL ON, DTC P0300 or P0301 Set
  • False instrument warning light/gauges
    • A/T - 4R70W TCIL/MIL ON/Trouble Codes Stored
  • Hard Shifting
    • PCM - Harsh Downshift From 3-1/Hesitates/Lacks Power
  • Leaks
    • Emissions - MIL ON/DTC's Stored/Check Fuel Cap Lamp ON
  • Loose
    • A/T - 4R70W TCIL/MIL ON/Trouble Codes Stored
  • No shift/Incorrect gear engagement
    • A/T - 4R70W TCIL ON/Code P0782/Delayed/No 2-3 Upshift
    • A/T - No 2nd, 3rd Gear/No Engine Braking/DTC's Set
    • A/T - 4R44E/5R55E Slipping/Delayed Shift/No Engagement
  • Noise
    • Fuel Pump - Whine Heard Through Radio Speakers
    • Audio System - Whining/Buzzing Noise From Speakers
      • Overview
      • Service Procedure
  • Recalls
    • Recall - Powertrain Control Module Reprogramming
      • Overview
      • Dealer Letter
      • Attachment I - Administrative Information
      • Attachment II - Labor and Parts Information
      • Attachment III - Technical Information
      • Owner Letter
  • Slipping
    • A/T - 4R70W TCIL ON/Code P0782/Delayed/No 2-3 Upshift
    • A/T - 4R44E/5R55E Slipping/Delayed Shift/No Engagement
  • Starting problems
    • Engine - No Start/Parked On Incline w/Nose Down
• All Technical Service Bulletins
  • PCM - Harsh Downshift From 3-1/Hesitates/Lacks Power
  • Driveability - Vacuum Leak Detection
  • Fuel Pump - Driveability Lack of Fuel Pressure
  • Fuel Pump - Whine Heard Through Radio Speakers
  • Engine - No Start/Parked On Incline w/Nose Down
  • Audio System - Whining/Buzzing Noise From Speakers
    • Overview
    • Service Procedure
  • Engine Controls - Engine Surge/Rolling Idle/DTC's Set
    • Overview
    • Service Procedure
  • PCM - Reprogramming Out of Vehicle
  • Emissions/Engine Controls - Driveability Diagnosis
    • Overview
    • Index
      • Information
      • A. Description of Terms and Acronyms
      • B. HO2S Location Diagrams
      • C. Heated Oxygen Sensor (HO2S) Monitor
      • D. Catalyst Efficiency Monitor
      • E. Fuel System Monitor
      • F. Diagnostic Service Tips
  • Engine - Lean Driveability Symptoms
  • Recall - Powertrain Control Module Reprogramming
    • Overview
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Owner Letter
  • Engine Controls - General PCM Programming Procedures
  • Composite Fuel Rail - Service Tip
  • Accelerator Pedal Bracket - Cracks or Fatigues
  • EVAP - DTC's P0442/P0455/MIL ON/No Driveability Concerns
    • Overview
    • EVAP Running Loss System Monitor Procedure
    • SBDS Static Leak Test
    • EVAP Running Loss System Drive Cycle
  • Emissions - MIL ON/DTC's Stored/Check Fuel Cap Lamp ON
  • PCM - Calibration Information
  • A/T - 4R70W TCIL ON/Code P0782/Delayed/No 2-3 Upshift
  • A/T - 4R70W TCIL/MIL ON/Trouble Codes Stored
  • Engine Control - MIL ON, DTC P0300 or P0301 Set
  • A/T - No 2nd, 3rd Gear/No Engine Braking/DTC's Set
  • Restraint System - Air Bag Lamp ON/DTC B1994/B1998
  • Fuel Economy - Customer Expectation vs. Vehicle Usage
  • Locks - Lock Service Packages Available
  • A/T - 4R44E/5R55E Slipping/Delayed Shift/No Engagement
  • Fuel - Volatility Related Driveability Concerns