Powertrain Management: Technical Service Bulletins

• Recalls
  • Recall - MEM-CAL/PROM Update
    • Overview
    • Vehicles Involved
    • Customer Notification
    • Courtesy Transportation and Dealer Responsibility
    • Parts Information
    • Service Procedure
    • Campaign Identification Label and Claim Information
    • Owner Letter
• Customer Interest
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • A/C - Erratic Operation/Code B110 Intermittently
  • ECC A/C System - Insufficient Interior Temperature
  • A/T - Loss of Drive or Erratic Shifts
  • Ignition - Detonation or Spark Knock, Diagnosis
  • Engine - Stalling On Coast Down
  • Fuel - Slow Deceleration, Throttle Closed, Above 5 MPH
  • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
  • Fuel - Inter No Start/Power, Long Crank Time, Hesitation
  • A/T - 4T60 No Third Gear/No Drive or Reverse Conditions
  • A/T - 4T60-E Erratic Shifting/Speedometer Operation
  • Engine - Miss, Hesitation, or Roughness
  • Fuel - Exhaust Odor and Other Fuel Related Concerns
  • Electrical - MIL ON/Code E91 Set
  • Fuels - Effect of Volatility On Driveability Conditions
  • Electrical - Intermittent Driveability Conditions
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • ECM - Tap Test Precautions
  • Customer Interest
    • Electrical - MIL ON/DTC's Set By Various Control Modules
    • Electrical - Intermittent MIL/DTC P2138/Reduced Power
    • A/C - Erratic Operation/Code B110 Intermittently
    • ECC A/C System - Insufficient Interior Temperature
    • A/T - Loss of Drive or Erratic Shifts
    • Ignition - Detonation or Spark Knock, Diagnosis
    • Engine - Stalling On Coast Down
    • Fuel - Slow Deceleration, Throttle Closed, Above 5 MPH
    • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
    • Fuel - Inter No Start/Power, Long Crank Time, Hesitation
    • A/T - 4T60 No Third Gear/No Drive or Reverse Conditions
    • A/T - 4T60-E Erratic Shifting/Speedometer Operation
    • Engine - Miss, Hesitation, or Roughness
    • Fuel - Exhaust Odor and Other Fuel Related Concerns
    • Electrical - MIL ON/Code E91 Set
    • Fuels - Effect of Volatility On Driveability Conditions
    • Electrical - Intermittent Driveability Conditions
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Driveability
    • Ignition - Detonation or Spark Knock, Diagnosis
    • Engine - Stalling On Coast Down
    • Fuel - Slow Deceleration, Throttle Closed, Above 5 MPH
    • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
    • Fuel - Inter No Start/Power, Long Crank Time, Hesitation
    • Ignition - Intermittent Stall When Put Into Gear
    • Engine - Miss, Hesitation, or Roughness
    • Fuel - Exhaust Odor and Other Fuel Related Concerns
    • Fuels - Effect of Volatility On Driveability Conditions
    • Fuel - Rough Idle Check List
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
    • Fuel System - TOP TIER Detergent Gasoline
  • Erratic Operation
    • A/C - Erratic Operation/Code B110 Intermittently
    • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
    • A/T - 4T60-E Erratic Shifting/Speedometer Operation
    • Engine - Miss, Hesitation, or Roughness
  • Erratic Shifting
    • A/T - Loss of Drive or Erratic Shifts
    • A/T - 4T60 No Third Gear/No Drive or Reverse Conditions
    • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • False instrument warning light/gauges
    • A/C - Erratic Operation/Code B110 Intermittently
    • Electrical - MIL ON/Code E91 Set
  • High emissions
    • I/M 240 Repairs - Obtaining Technical Assistance
    • Recall - MEM-CAL/PROM Update
      • Overview
      • Vehicles Involved
      • Customer Notification
      • Courtesy Transportation and Dealer Responsibility
      • Parts Information
      • Service Procedure
      • Campaign Identification Label and Claim Information
      • Owner Letter
  • Inoperative
    • A/T - Loss of Drive or Erratic Shifts
  • Loose
    • Electrical - MIL ON/Code E91 Set
  • No shift/Incorrect gear engagement
    • A/T - 4T60 No Third Gear/No Drive or Reverse Conditions
  • Odors
    • Fuel - Exhaust Odor and Other Fuel Related Concerns
  • Poor performance
    • A/C - Erratic Operation/Code B110 Intermittently
    • ECC A/C System - Insufficient Interior Temperature
    • Fuels - Effect of Volatility On Driveability Conditions
    • Electrical - Intermittent Driveability Conditions
    • Fuel System - TOP TIER Detergent Gasoline
  • Recalls
    • Recall - MEM-CAL/PROM Update
      • Overview
      • Vehicles Involved
      • Customer Notification
      • Courtesy Transportation and Dealer Responsibility
      • Parts Information
      • Service Procedure
      • Campaign Identification Label and Claim Information
      • Owner Letter
  • Slipping
    • A/T - Code E39, Viscous TCC Diagnosis
      • Overview
      • System Diagnosis (Start Here)
      • Chart A
      • Chart B
      • Chart C
      • Chart D
  • Starting problems
    • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
    • Fuel - Inter No Start/Power, Long Crank Time, Hesitation
    • Electrical - No Start Or No Crank With BCM Code 334
    • Fuel - Exhaust Odor and Other Fuel Related Concerns
    • Fuels - Effect of Volatility On Driveability Conditions
    • Fuel System - TOP TIER Detergent Gasoline
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • Engine - THIS BULLETIN HAS BEEN CANCELED
  • Fuel System - Fuel Injector Maintenance Cleaning
  • Fuel System - GM Fuel System Treatment PLUS(R) Info.
  • Electrical - MIL ON/DTC's Set By Various Control Modules
  • Electrical - Intermittent MIL/DTC P2138/Reduced Power
  • ECM/PCM - Driveability Symptom/Data Worksheet
  • Electrical - Wire Probing Device
  • I/M 240 Repairs - Obtaining Technical Assistance
  • Multi-Pin Connector - Intermittent Connection
  • A/C - Erratic Operation/Code B110 Intermittently
  • ECC A/C System - Insufficient Interior Temperature
  • A/T - Loss of Drive or Erratic Shifts
  • Ignition - Detonation or Spark Knock, Diagnosis
  • Engine - Stalling On Coast Down
  • Engine Controls - Relearning TPS & Idle Throttle Angle
  • Fuel - Slow Deceleration, Throttle Closed, Above 5 MPH
  • Engine - Stalls Cold/Coasting/Hesitation/DTC's Set
  • Fuel - Inter No Start/Power, Long Crank Time, Hesitation
  • A/T - 4T60 No Third Gear/No Drive or Reverse Conditions
  • Fuel System - Diagnostic Chart Update
  • Tools - Introduction Of The Fuel Injector Tester
  • ECM - Tap Test Precautions
  • ECM/PCM - Potential MEM-CAL Damage
  • Oxygen Sensors - Silica Contamination
  • A/T - 4T60-E Erratic Shifting/Speedometer Operation
  • BCM - Ordering Replacement EEPROMs For BCM
  • BCM EPROM - Calibration Summary
  • Electrical - No Start Or No Crank With BCM Code 334
  • Ignition - Intermittent Stall When Put Into Gear
  • Information On PROM Calibrations
  • Recall - MEM-CAL/PROM Update
    • Overview
    • Vehicles Involved
    • Customer Notification
    • Courtesy Transportation and Dealer Responsibility
    • Parts Information
    • Service Procedure
    • Campaign Identification Label and Claim Information
    • Owner Letter
  • PROM - Powertrain Control Module Reprogramming
  • Engine Controls - Revised Chart for DTC E048/P048, EGR
  • Engine - Miss, Hesitation, or Roughness
  • Engine Controls - SES Lignt On/Gear Select Problem/DTC's
  • Emissions - Testing Information
  • Enhanced IM240 Program - Implementation Plan
  • Emission - Enhanced Inspection Maintenance Programs
  • I/M 240 Program - Equipment Purchase
  • I/M Emissions Diagnostic Manual -Program
  • Enhanced Emission I/M - Program Update
  • Enhanced Emission Inspection Maintenance - Equipment
  • Warranty - Guidelines for I/M 240 Labor
  • EVAP System - Service of Connectors
  • Fuel - Exhaust Odor and Other Fuel Related Concerns
  • Electrical - MIL ON/Code E91 Set
  • A/T - Code E39, Viscous TCC Diagnosis
    • Overview
    • System Diagnosis (Start Here)
    • Chart A
    • Chart B
    • Chart C
    • Chart D
  • Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
  • PCM - Returned Product Feedback Program
  • PROM/MEMCAL - Identification Marks
  • Fuels - Effect of Volatility On Driveability Conditions
  • Fuel - How Fuel Economy Is Determined
  • Electrical - Intermittent Driveability Conditions
  • Fuel - Rough Idle Check List
  • Fuel System - Regular Unleaded Fuel Usage
  • Fuel - Reformulated/Oxygenated Gasolines
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • Fuel System - E85 Fuel Usage Precaution
  • Engine/Fuel System - Oil/Fuel Additive Information
  • Fuel System - TOP TIER Detergent Gasoline (Canada)
  • Fuel System - TOP TIER Detergent Gasoline