Powertrain Management: Technical Service Bulletins

• Customer Interest
  • Converter Clutch - Vehicle Shudder on Lock Up
  • A/T - 41TE/AE 42LE Delayed Gear Engagement
    • Overview
    • Symptom/Condition
    • Diagnosis
    • Item 1 DTC 35 Loss of Prime
    • Item 2 L - R Inner and Outer Seals
    • Item 3 UD Inner Lip Seal
    • Item 4 General Seal Statement
    • Item 5 Measuring # 1 Check Ball Clearance
    • Item 6 PRNDL Switch (Non TRS)
    • Item 7 Output Speed Sensor
  • Speedometer - Inoperative
  • A/T - Ratcheting Sound When Coming To Stop
  • MIL ON - Erroneously, DTC Hex #2E Set
  • PCM - Sag or Hesitation on Cold Start Up
  • Catalytic Converter - Excessive Sulfur Odor
  • A/T - Harsh Shift At Low Speed/Speedo. Fluctuates
  • A/T - Poor Shift Quality
    • Overview
    • Diagnosis
    • Repair Procedure No. 1
    • Repair Procedure No. 2
  • TCM - Improved Transmission Shift Quality
    • Overview
    • Symptom/Condition
    • Diagnostic Information
    • Repair Procedures
    • Administrative & Labor Information
    • Quick Reference Summary
  • Speed Sensor - Intermittent Loss of Cruise Control
• By Symptom
  • Abnormal wear/deterioration
    • A/T - Poor Shift Quality
      • Overview
      • Diagnosis
      • Repair Procedure No. 1
      • Repair Procedure No. 2
  • Chattering
    • A/T - Poor Shift Quality
      • Overview
      • Diagnosis
      • Repair Procedure No. 1
      • Repair Procedure No. 2
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Customer Interest
    • Converter Clutch - Vehicle Shudder on Lock Up
    • A/T - 41TE/AE 42LE Delayed Gear Engagement
      • Overview
      • Symptom/Condition
      • Diagnosis
      • Item 1 DTC 35 Loss of Prime
      • Item 2 L - R Inner and Outer Seals
      • Item 3 UD Inner Lip Seal
      • Item 4 General Seal Statement
      • Item 5 Measuring # 1 Check Ball Clearance
      • Item 6 PRNDL Switch (Non TRS)
      • Item 7 Output Speed Sensor
    • Speedometer - Inoperative
    • A/T - Ratcheting Sound When Coming To Stop
    • MIL ON - Erroneously, DTC Hex #2E Set
    • PCM - Sag or Hesitation on Cold Start Up
    • Catalytic Converter - Excessive Sulfur Odor
    • A/T - Harsh Shift At Low Speed/Speedo. Fluctuates
    • A/T - Poor Shift Quality
      • Overview
      • Diagnosis
      • Repair Procedure No. 1
      • Repair Procedure No. 2
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
    • Speed Sensor - Intermittent Loss of Cruise Control
  • Erratic Operation
    • A/T - Harsh Shift At Low Speed/Speedo. Fluctuates
    • Speed Sensor - Intermittent Loss of Cruise Control
  • Erratic Shifting
    • A/T - Harsh Shift At Low Speed/Speedo. Fluctuates
    • A/T - Poor Shift Quality
      • Overview
      • Diagnosis
      • Repair Procedure No. 1
      • Repair Procedure No. 2
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Hard Shifting
    • A/T - Poor Shift Quality
      • Overview
      • Diagnosis
      • Repair Procedure No. 1
      • Repair Procedure No. 2
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Hunting-Surging
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Inoperative
    • Speedometer - Inoperative
  • No shift/Incorrect gear engagement
    • A/T - 41TE/AE 42LE Delayed Gear Engagement
      • Overview
      • Symptom/Condition
      • Diagnosis
      • Item 1 DTC 35 Loss of Prime
      • Item 2 L - R Inner and Outer Seals
      • Item 3 UD Inner Lip Seal
      • Item 4 General Seal Statement
      • Item 5 Measuring # 1 Check Ball Clearance
      • Item 6 PRNDL Switch (Non TRS)
      • Item 7 Output Speed Sensor
  • Odors
    • Catalytic Converter - Excessive Sulfur Odor
  • Overheating
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Sticking/Binding
    • TCM - Improved Transmission Shift Quality
      • Overview
      • Symptom/Condition
      • Diagnostic Information
      • Repair Procedures
      • Administrative & Labor Information
      • Quick Reference Summary
  • Vibration
    • Converter Clutch - Vehicle Shudder on Lock Up
• All Technical Service Bulletins
  • A/C - Evaporator Freezes Up/Lack Of Cooling
  • Converter Clutch - Vehicle Shudder on Lock Up
  • A/T - 41TE/AE 42LE Delayed Gear Engagement
    • Overview
    • Symptom/Condition
    • Diagnosis
    • Item 1 DTC 35 Loss of Prime
    • Item 2 L - R Inner and Outer Seals
    • Item 3 UD Inner Lip Seal
    • Item 4 General Seal Statement
    • Item 5 Measuring # 1 Check Ball Clearance
    • Item 6 PRNDL Switch (Non TRS)
    • Item 7 Output Speed Sensor
  • Speedometer - Inoperative
  • A/T - Ratcheting Sound When Coming To Stop
  • Cruise Control/Engine Controls - Manual Updates
  • MIL ON - Erroneously, DTC Hex #2E Set
  • PCM - Sag or Hesitation on Cold Start Up
  • Engine Controls - Flash Programming Failure Recovery
    • Overview
    • Connected/Disconnected Flash Mode Using TechCONNECT
    • Pay Attention While Performing Flash Reprogram Procedures
    • Error Messages
    • Enhanced and Original Abort Recovery
    • Enhanced Abort Recovery Screens
    • Original Abort Recovery Screen
    • Programmable Modules
    • Powertrain Modules - Engine and Transmission
  • Catalytic Converter - Excessive Sulfur Odor
  • A/T - Harsh Shift At Low Speed/Speedo. Fluctuates
  • A/T - Poor Shift Quality
    • Overview
    • Diagnosis
    • Repair Procedure No. 1
    • Repair Procedure No. 2
  • TCM - Improved Transmission Shift Quality
    • Overview
    • Symptom/Condition
    • Diagnostic Information
    • Repair Procedures
    • Administrative & Labor Information
    • Quick Reference Summary
  • MDS/DRB III - Usage Information
  • Auto Computers - Y2K Effects
  • Electrical - Pin Out and Graphics Revisions
  • Transmission Range Sensor - Production Change
  • Speed Sensor - Intermittent Loss of Cruise Control