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Home >> Pontiac >> 2009 >> G8 Base >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 5L40-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Case Assembly Inspection

Case Assembly Inspection

    Fig 1: Inspecting Transmission Name Plate & Oil Cooler Fittings
    GM801826Courtesy of GENERAL MOTORS CORP.
  1. Inspect the components that are still on the transmission case for the following conditions:
    • Loose, cross-threaded, or damaged threads on the transmission oil cooler fittings
    • A loose, missing, or damaged transmisssion name plate
  2. Fig 2: Inspection Areas On Transmission Case
    GM801827Courtesy of GENERAL MOTORS CORP.
  3. Inspect the transmission case for the following conditions:
    • Gasket sealing surfaces that are damaged or have porosity
    • Bolt and screw holes that are stripped or damaged - repair with thread insert
    • Damaged or porous case and fluid passages
    • Damaged snap ring grooves or housing splines
    • A loose, cross threaded, or damaged pressure test plug and fluid level hole plug