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Home >> GMC >> 2011 >> Sierra 3500 Denali 2WD V8-6.0L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Service and Repair >> Overhaul >> 81. Automatic Transmission Flex Plate Cleaning and Inspection
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81. Automatic Transmission Flex Plate Cleaning and Inspection




Automatic Transmission Flex Plate Cleaning and Inspection




1. Clean the flex plate in solvent.
Warning: Refer to Safety Glasses and Compressed Air Warning (Safety Glasses and Compressed Air Warning).

2. Dry the flex plate with compressed air.
3. Inspect the flex plate for the following conditions:

* Damaged ring gear teeth (1)
* Stress cracks around the flex plate-to-crankshaft bolt hole locations (2)

Note: Do not attempt to repair the welded areas that retain the ring gear to the flex plate. Install a new flex plate.

* Welded areas (3) that retain the ring gear onto the flex plate for cracking

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