Yukon/Denali 2WD V8-4.8L VIN V (2005)
Fluid Line/Hose: Service and Repair
4L80-E/4L85-E
Transmission Fluid Cooler Line Quick Connect Fitting
Transmission Fluid Cooler Line Quick Connect Fitting
Removal Procedure
1. Important: Perform the following procedure when removing the retaining rings and cooler lines from the quick connect fittings located on the
radiator and/or the transmission.
Pull the plastic cap back from the quick connect fitting and down along the cooler line about 5 cm (2 inch).
2. Using a bent-tip screwdriver, pull on one of the open ends of the retaining ring in order to rotate the retaining ring around the quick connect fitting
until the retaining ring is out of position and can be completely removed.
3. Remove the retaining ring from the quick connect fitting.
4. Discard the retaining ring.
5. Pull the cooler line straight out from the quick connect fitting.
Installation Procedure
1. Important:
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Do not reuse any of the existing oil lines or oil line fittings if there is excessive corrosion.
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Do not reuse any of the existing retaining rings that were removed from the existing quick connect fittings. Install new retaining rings.
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Ensure the following procedures are performed when installing the new retaining rings onto the fittings.
Install a new retaining ring into the quick connect fitting using the following procedure:
