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Home >> Chevrolet >> 2011 >> Suburban C2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1748 (Automatic Transmission - 2ML70 - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Auxiliary Fluid Pump and Gasket Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Auxiliary Fluid Pump Electrical Wire Harness Connector
    GM1975037Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the auxiliary fluid pump wire harness (1) from the auxiliary fluid pump control module connector (2).
  2. Remove the auxiliary fluid pump wire harness (6) from the harness retainers (7).
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the auxiliary fluid pump wire harness clip nut (3).
  5. Place a suitable drain pan under the transmission auxiliary fluid pump.
    6. Fig 2: Auxiliary Fluid Pump Gasket, Pump And Bolts
    GM1975016Courtesy of GENERAL MOTORS CORP.
  6. Remove the auxiliary fluid pump bolts (1).
    7. CAUTION:

    Do not damage the case sealing surface when removing or installing the pump and motor assembly.

  7. Remove the auxiliary fluid pump (2).
    8. CAUTION:

    The auxiliary fluid pump gasket is not re-usable. Use a NEW gasket when replacing or damage may occur.

  8. Remove the auxiliary fluid pump gasket (3).
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