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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 163 (Engine Mechanical - 3.6L (LGX LF4) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Crankshaft Rear Oil Seal and Housing Replacement (LF4 (Automatic Transmission)) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the flex plate. Refer to Automatic Transmission Flex Plate Replacement (LF4) .
  2. Remove the oil pan to crankshaft rear oil seal housing bolts. Refer to Oil Pan Replacement (LF4) .
    3. Fig 1: Crankshaft Rear Oil Seal & Housing Bolts
    GM2658930Courtesy of GENERAL MOTORS COMPANY
  3. Remove the crankshaft rear oil seal and housing bolts (1).
    4. Fig 2: Crankshaft Rear Oil Seal Housing Pry Points
    GM2658949Courtesy of GENERAL MOTORS COMPANY
  4. Use the pry points located at the edge of the crankshaft rear oil seal housing to separate the RTV sealant.
    5. Fig 3: Crankshaft Rear Oil Seal Housing
    GM2658951Courtesy of GENERAL MOTORS COMPANY
  5. Remove and discard the crankshaft rear oil seal and housing (1).
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