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Home >> Cadillac >> 2009 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 209 (Automatic Transmission - 4L60-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Accumulator Assembly, Spacer Plate, and Gaskets >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Yukon and 2009 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of 1-2 Accumulator Cover & Bolts
    GM14464Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the transmission oil pan and filter. Refer to Automatic Transmission Fluid and Filter Replacement .
    3. NOTE: The 1-2 accumulator can be removed without removing the control valve assembly.
  3. Remove the control valve body. Refer to Control Valve Body Replacement .
  4. Remove the accumulator cover retaining bolts.
  5. Remove the 1-2 accumulator cover assembly.
  6. Disassemble the 1-2 accumulator. Refer to 1-2 Accumulator Disassemble .
    7. Fig 2: View Of Spacer Plate Support Plate & Bolts
    GM1283236Courtesy of GENERAL MOTORS CORP.
  7. Remove the spacer plate support retaining bolts (77).
    8. NOTE: Use care not to drop the following items that will be removed along with the spacer plate:
    • The number 1 checkball
    • The 3-4 accumulator spring
    • The 3-4 accumulator pin
  8. Remove the spacer plate support (53 or 113).
    9. Fig 3: Valve Body Spacer Plate
    GM1887647Courtesy of GENERAL MOTORS CORP.
    NOTE: Do not reuse the bonded spacer plate. Replace with a NEW bonded spacer plate.
  9. Remove the bonded valve body spacer plate (48), discard, do not reuse.
    10. Fig 4: Identifying 3-4 Accumulator Piston
    GM647519Courtesy of GENERAL MOTORS CORP.
  10. Remove the 3-4 accumulator piston (2).
    11. NOTE: Some models do not use a 3-4 accumulator spring.
  11. Inspect the 3-4 accumulator spring for cracks.
    12. Fig 5: Identifying 3-4 Accumulator Piston & Piston Oil Seal Ring
    GM1730059Courtesy of GENERAL MOTORS CORP.
  12. Remove the 3-4 accumulator piston seal (45) from the 3-4 accumulator piston (44).
  13. Inspect the 3-4 accumulator piston for the following defects:
    • Porosity
    • Cracks
    • Scoring
    • Nicks and scratches
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