Transmission and Drivetrain: Technical Service Bulletins

• Customer Interest
  • A/T - Circumstances for Modulating Pressure Test
  • A/T - Vacuum Modulator Adjustment
  • A/T - Transmission Gasket Leaks
  • Drivetrain - Noises at Full Lock From Front Axle Area
• By Symptom
  • Chattering
    • A/T - Harsh Shifts into D & R/Chattering out of D & R
  • Customer Interest
    • A/T - Circumstances for Modulating Pressure Test
    • A/T - Vacuum Modulator Adjustment
    • A/T - Transmission Gasket Leaks
    • Drivetrain - Noises at Full Lock From Front Axle Area
  • Erratic Shifting
    • Unusual Shift Characteristics After A/T Replacement
    • A/T - Harsh Shifts or Erratic Shift Quality
    • A/T - Slipping or Soft Shifts
  • Hard Shifting
    • A/T - Harsh Shifts into D & R/Chattering out of D & R
    • A/T - Circumstances for Modulating Pressure Test
    • A/T - Vacuum Modulator Adjustment
    • Hard 4-3 Downshift at Approximately 60-70 km/h
  • Leaks
    • A/T - Harsh Shifts into D & R/Chattering out of D & R
  • No shift/Incorrect gear engagement
    • A/T - No 2-3 Upshift at Full Throttle/Engine Cutout
    • No Down Shifting From 4-3 or 3-2 at Times
    • A/T - Circumstances for Modulating Pressure Test
    • A/T - Slips or No Forward/ Slips In Reverse
    • A/T - Slipping or No-Shift/Metal Sealing Rings
  • Noise
    • Drivetrain - Troubleshooting Noise and Vibration
    • Drivetrain - Noises at Full Lock From Front Axle Area
  • Slipping
    • A/T - Slips or No Forward/ Slips In Reverse
    • A/T - Slipping or Soft Shifts
    • Transmission Slips When Setting Off in First Gear
• All Technical Service Bulletins
  • Drivetrain - Troubleshooting Noise and Vibration
  • Tools - Oil Evacuation Equipment
  • A/T - No 2-3 Upshift at Full Throttle/Engine Cutout
  • A/T - Harsh Shifts into D & R/Chattering out of D & R
  • Drive/Propeller Shaft - Alignment/Tool Set
    • Overview
    • Drive Shaft Alignment Measurement Procedure
    • Transmission Crossmember Shims
    • Repair Hints
  • Vibration or Chatter During Shifting
  • Soft and Delayed Upshifts at Partial Load
  • No Down Shifting From 4-3 or 3-2 at Times
  • Early Kickdown Shifts/Delayed or No Downshifts
  • Flex Disc - (Torsion Style) on Front Driveshaft Improved
  • Hub - (Rear) Special Tools For Removal
    • Overview
    • A. Pulling Rear Hub Using New Removal and Installation Tool
    • B. Elimination of the 8mm Thread From the Outer Rear Axle Shaft
  • Vehicle - New Dealer Technical Bulletin
  • Maintenance - Factory Approved Service Products
    • Overview
    • General Information
    • Engine Oil
    • Other Lubricants and Fluids
    • Fuel Requirements
      • 1. Gasoline Engines
      • 2. Diesel Engines
  • Driveshaft Flange - Special Tool
  • A/T - Modifications and Innovations
  • A/T - Test Sheets MY 90-91
    • Overview
    • 1990 Test Sheet For Type 722.3
    • 1991 Test Sheet For Type 722.3
    • 90-91 Test Sheet For Type Sheet For Type 722.4/5
  • A/T - Circumstances for Modulating Pressure Test
  • A/T - Vacuum Modulator Adjustment
  • A/T - Standardized Design Control Pressure Cable
  • Unusual Shift Characteristics After A/T Replacement
  • Transmission Noise Coasting or in Reverse
  • A/T - Harsh and Dual Engagement/Noise, Shudder
  • Intermittent Buzzing, Light Load, 2-3 Upshift
  • A/T - Piston Removal/Installation Tool
  • A/T - Special Piston Removal/Installation Tool
  • A/T - Engine Vacuum Testing
  • A/T - How To Use A Pressure Gauge
  • A/T - Modulator Application & Pressure Specifications
  • A/T - Valve Body Assembly
  • A/T - Slips or No Forward/ Slips In Reverse
  • A/T - Valve Body Identification
  • A/T - Harsh Shifts or Erratic Shift Quality
  • A/T - Slipping or Soft Shifts
  • A/T - Slipping or No-Shift/Metal Sealing Rings
  • A/T - Front Bushing Wear
  • A/T - Math Formulas Part I
    • Overview
    • Shift Speed and Pressure
    • Speedometer Ratios
  • A/T - Twenty Steps To Successful Repairs
  • A/T - Math Part II
  • A/T - Choosing the Right ATF
  • A/T - Clutch & Band Application Chart
  • Flex Plate Bolt - Production Update
  • Maintenance - Front Wheel Bearing Checking/Adjusting
  • A/T - Double Engagement When Shifted Into Drive
  • Engine - Oil Evacuation Equipment
  • A/T - Shift Complaints After Changing Large Plate Gasket
  • Transmission Slips When Setting Off in First Gear
  • Hard 4-3 Downshift at Approximately 60-70 km/h
  • Harsh 4-3 Downshift at Approx. 35-45mph
  • Harsh 4-2 or 3-2 Downshift, Accelerating Below 22mph
  • A/T - Transmission Slips Starting Off in 1st Gear
  • No Engagement in Any Forward Gear
  • A/T Case - Filler Piece May Not be Required
  • A/T - Modulator Vacuum Amplifier, Eliminated
  • A/T - Transmission Gasket Leaks
  • Drivetrain - Axle Mount Service Guidelines
  • Electrical - Electrostatic Discharge Damage Prevention
  • Drivetrain - Noises at Full Lock From Front Axle Area