K 1500 Yukon Denali AWD V8-6.0L VIN U (2002)
8. Remove the servo cover and the O-ring seal. If the cover is hung up on the seal, use a pick (2) to pull and stretch the seal (1) out of the groove. Cut
and remove the O-ring seal before removing the cover.
9. Remove the 2-4 servo from the transmission.
10. Inspect the 4th apply piston, 2-4 servo converter, 2nd apply piston, and the servo piston inner housing for the following defects.
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Cracks
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Scoring
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Burrs and nicks
Installation Procedure
1. Install new seals on the servo pistons and the servo cover.
2. Install the 2-4 servo assembly into the transmission.
3. Install the J29714-A.
