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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Automatic Transmission - 8L90 (M5U MQD) - 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 variant/trim than selected.
  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