Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: When performing the following procedure, do not reuse the old retaining rings. Replace the old retaining rings with new ones.

Do not install the new retaining ring onto the fitting by pushing the retaining ring down over the fitting.

Install a new retaining ring into each quick connector fitting.

Fig 1: Retaining Ring
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Hook one of the open ends of the retaining ring in one of the slots in the quick connector.

Fig 2: Installing Retaining Ring
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Rotate the retaining ring around the connector until the retaining ring is positioned with all 3 ears through the 3 slots.

Fig 3: Positioning Retaining Ring
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Ensure the 3 retaining ring ears can be seen from the inside of the connector and the retaining ring can move freely in the slots.

Fig 4: View Of Proper Installation Of Retaining Ring
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Install the engine oil cooler line into the quick connector fitting until a click is heard or felt.
Pull back on the engine oil cooler lines to ensure a proper connection.

Fig 5: Install Engine Oil Cooler Line
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IMPORTANT: Do not manually depress the retaining clip when installing the plastic cap.
Snap the plastic cap onto the quick connect fitting.
Ensure that the plastic cap is fully seated against the fitting.

Fig 6: View Of Fully Seated
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Ensure that no gap is present between the cap and the fitting.
Inspect and fill the engine oil to the proper level.

Fig 7: Allow No Gap Between Cap & Fitting
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