Shift Modulator: Technical Service Bulletins

• Customer Interest
  • A/T - Harsh Shifts or 2nd Gear Starts
  • A/T - Vacuum Modulator & Throttle Valve Shift Conditions
• All Technical Service Bulletins
  • A/T - Harsh Shifts or 2nd Gear Starts
  • A/T - Vacuum Modulator & Throttle Valve Shift Conditions
  • A/T - Harsh 3-2 Downshifts
    • Overview
    • IA. Very Harsh Part Throttle 3-2 Shift At 20-40 MPH
    • IB. Harsh 3-2 and/or 4-2 Shifts
    • IC. Intermittent Harsh Part Throttle 3-2 Shift
    • Harsh 3-2 Shift **High Altitude Only**
    • Harsh 3-2 Shift Low Altitude Only
    • Harsh 3-2 Shift Maneuver At 17-20 MPH
    • Harsh 3-2 Coastdown Bump At 15-22 MPH
    • Harsh Upshifts - High Altitude Only