Transmission and Drivetrain: Technical Service Bulletins

• Recalls
  • Recall - Axle Vent Rubs Through Brake Hose
    • Overview
    • Service Procedure
      • A. Inspect Rear Brake Hose
      • B. Replace Rear Brake Hose
      • C. Reposition and Clip the Rear Axle Vent Hose
    • Owner Letter
  • Recall - Automatic Transmission Vent Hose
    • Overview
    • Service Procedure
    • Owners Letter
• Customer Interest
  • A/T - 45RFE/545RFE Delayed Engage After Filter R and R
  • MIL ON - TCC/OD Solenoid Performance
  • A/T - Harsh Reverse Gear Engagement
  • A/T - 46RE Shift Quality/Durability Improvement
    • Overview
    • Repair Procedure
  • Transfer Case - Loss of Gear Range
  • M/T - High Shift Effort
  • M/T - Incomplete Engagement of 1ST/2ND Gear
• By Symptom
  • Customer Interest
    • A/T - 45RFE/545RFE Delayed Engage After Filter R and R
    • MIL ON - TCC/OD Solenoid Performance
    • A/T - Harsh Reverse Gear Engagement
    • A/T - 46RE Shift Quality/Durability Improvement
      • Overview
      • Repair Procedure
    • Transfer Case - Loss of Gear Range
    • M/T - High Shift Effort
    • M/T - Incomplete Engagement of 1ST/2ND Gear
  • Hard Shifting
    • A/T - Harsh Reverse Gear Engagement
    • A/T - 45RFE Does Not Shift Smoothly
      • Overview
      • Procedures
  • Hard shifting/Stiff clutch
    • M/T - High Shift Effort
  • Inoperative
    • Transfer Case - Loss of Gear Range
  • Leaks
    • Front Hub Seals - Grease Purge Explanation
  • Pops out of gear
    • M/T - Incomplete Engagement of 1ST/2ND Gear
  • Recalls
    • Recall - Axle Vent Rubs Through Brake Hose
      • Overview
      • Service Procedure
        • A. Inspect Rear Brake Hose
        • B. Replace Rear Brake Hose
        • C. Reposition and Clip the Rear Axle Vent Hose
      • Owner Letter
    • Recall - Automatic Transmission Vent Hose
      • Overview
      • Service Procedure
      • Owners Letter
• All Technical Service Bulletins
  • M/T - Diagnostic Teardown Procedure
  • Front Hub Seals - Grease Purge Explanation
  • A/T - 45RFE/545RFE Delayed Engage After Filter R and R
  • MIL ON - TCC/OD Solenoid Performance
  • A/T - Harsh Reverse Gear Engagement
  • A/T - 46RE Shift Quality/Durability Improvement
    • Overview
    • Repair Procedure
  • A/T - 45RFE Does Not Shift Smoothly
    • Overview
    • Procedures
  • Differential Cover - Updated Sealer and Fluid
  • Recall - Axle Vent Rubs Through Brake Hose
    • Overview
    • Service Procedure
      • A. Inspect Rear Brake Hose
      • B. Replace Rear Brake Hose
      • C. Reposition and Clip the Rear Axle Vent Hose
    • Owner Letter
  • Transmission Fluid Level - Inspection Procedure
  • A/T - ATF+4 Fluid Usage/Applications
  • Differential - Fluid Discoloration Explanation
  • Recall - Automatic Transmission Vent Hose
    • Overview
    • Service Procedure
    • Owners Letter
  • Transfer Case - Loss of Gear Range
  • M/T - High Shift Effort
  • M/T - Incomplete Engagement of 1ST/2ND Gear
  • A/T - ATF + 4 Fluid Usage
  • A/T - Repair/Replacement Guidelines
    • Overview
    • Repair Procedure
      • Information
      • 40TE, 41TE/AE, 42LE/RLE and 62TE Transmissions
      • 30RH, 30TH, 31TH, 32RH, 36RH, 42RE/RH, 46RE/RH, 47RE and 48RE
      • 45RFE/545RFE and 68RFE Transmissions
      • NAG1 Transmissions
  • Steering/Suspension - Wheel Hub/Bearing Inspection COLL.