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Home >> GMC >> 2005 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L80-E/4L85-E - Overhaul >> Repair Instructions >> Manual 2-1 Band Servo Assembly Removal

Manual 2-1 Band Servo Assembly Removal

    Fig 1: Identifying Manual 2-1 Band Servo Assembly & Servo Piston Cushion Spring
    GM334754Courtesy of GENERAL MOTORS CORP.
  1. Remove the manual 2-1 band servo assembly (55-58).
  2. Remove the servo piston cushion spring (60).
  3. Inspect the servo piston cushion spring (60) for distortion.
  4. Inspect the servo piston case bore for wear and scoring.