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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 246 (Automatic Transaxle - 4T65-E - Overhaul) >> Repair Instructions >> 2-1 Manual Band Servo Disassemble >> Disassembly Procedure

Disassembly Procedure

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    Fig 1: Locating 2-1 Manual Band Servo Assembly
    GM13017Courtesy of GENERAL MOTORS CORP.
  1. Remove the servo piston cylinder (114) from the servo cover (104).
  2. Remove the O-ring seal (113) from the servo piston cylinder (114).
  3. Remove the servo piston assembly (106-111), the servo piston spring (112) and the servo exhaust screen (115) from the servo piston cylinder (114).
  4. Remove the servo piston seal (107) from the servo piston (108).
  5. Use a small screwdriver in order to remove the servo piston pin retaining ring (106) from the servo piston pin (111).
  6. Remove the servo piston (108), the servo piston cushion spring (109) and the servo piston spring retainer (110) from the servo piston pin (111).