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Home >> Isuzu >> 2007 >> i-290 LS, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Manual Transmission - AISIN Ar5) >> Repair Instructions >> Transmission Case Cleaning and Inspection >> Front Case

Front Case

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Front Case Inspection Areas
    GM873000Courtesy of GENERAL MOTORS CORP.
  1. Clean the front case in a suitable cleaning solvent and air dry.
    2. NOTE: Refer to Machined Surface Damage Notice .
  2. Remove the sealer from the case sealing surfaces.
  3. Inspect the case for being broken or cracked.
  4. Inspect the input shaft bearing bore (a) for the following conditions:
    • A spun bearing
    • Cracks
  5. Inspect the countershaft front bearing bore (b) for the following conditions:
    • A spun bearing
    • Cracks
  6. Replace the case assembly if any of the above conditions are found. The front case is only serviced with the intermediate case.
  7. Inspect the sealing surfaces for damage.
  8. Repair small scratches or nicks with a soft stone.
  9. Inspect the case threaded bolt holes for damage.
  10. Repair any damaged threads.
  11. Inspect the location pins (72) for being loose or missing.
  12. Repair or replace any damaged location pins.
  13. Inspect the shift shaft bushings (295) for excessive wear.
  14. Replace the case assembly if the shift shaft bushings (295) are faulty.
  15. Inspect the shift shaft bushing plugs (63 and 64) for leaking or damage.
  16. Replace the plugs if faulty. Refer to Transmission Case Disassemble  and Transmission Case Assemble .
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