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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Manual Transmission - F13-5/F15-5/F17-5 (M26)) >> Repair Instructions - Off Vehicle >> Gears Cleaning and Inspection (Gen 2) >> Main Shaft

Main Shaft

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    Fig 1: Main Shaft
    GM2262537Courtesy of GENERAL MOTORS COMPANY
  1. Clean the main shaft (1) in a suitable solvent.
  2. Clean and air dry the oil gallery.
  3. Inspect the main shaft bearing surfaces for the following conditions:
    • Wear
    • Lack of lubricant
    • Debris embedded in the oil grooves
    • Brinelling
  4. Inspect the main shaft splines for wear or damage.
  5. Replace the main shaft if any of the above conditions are found.