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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Automatic Transmission - 8L90 (M5U) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Input Internal Gear Overhaul >> Cleaning and Inspection Procedure

Cleaning and Inspection Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
    WARNING:

    Refer to Safety Glasses and Compressed Air Warning

  1. Clean the components in solvent.
  2. Dry the components with compressed air.
  3. Inspect the components for excessive wear, galling, pitting, scoring, or embedded debris the components must be replaced.

Removal Procedure

  1. GM3681821Courtesy of GENERAL MOTORS COMPANY

    Input Internal Gear (3) - Install

  2. Direct Overdrive Sun Gear (2) - Install
  3. Input Internal Gear Retaining Ring (1) - Install
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