Sierra 1500 2WD V6-4.3L (2008)
5. Pull the cooler line straight out from the quick connect fitting.
Installation Procedure
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.
1. Install a new retaining ring into the quick connect fitting using the following procedure:
2. Hook one of the open ends of the retaining ring in one of the slots in the quick connect fitting.
3. Rotate the retaining ring around the fitting until the retaining ring is positioned with all three ears through the three slots on the fitting.