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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 132 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - Off Vehicle >> Clutch Air Check >> Inspection Procedure

Inspection Procedure

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IMPORTANT: When the overrun clutch is checked, the air will blow by the forward clutch piston lip seals and exit out of the forward clutch feed hole in the turbine shaft.
Fig 1: Applying Air Into Feed Holes
GM1552931Courtesy of GENERAL MOTORS CORP.

Apply air into the feed holes in the turbine shaft in order to check the following items:

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