Lumina L4-151 2.5L (1991)
5. Loosen clamp and remove hose from dash side heater inlet.
6. Push pipe into nipple and insert special tool J 38723 into nipple to release locking tabs.
7. Pull retainer and pipe from heater inlet nipple.
Inspect
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O-Ring sealing surface on pipe.
Adjust
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If replacing heater inlet nipple, remove retainer from pipe and discard, as new nipple is equipped with retainer.
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If replacing pipe, remove retainer from pipe and reinsert in nipple.
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If reusing pipe and nipple, retainer can remain in place on pipe.
Install or Connect
1. Push pipe into nipple until retainer tabs lock.
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Pull back on pipe to check for proper engagement.
2. Hose to dash side heater inlet, and tighten clamp.
3. Pipe bracket block stud nut.
4. Pipe bracket transaxle stud nut.
5. Refill coolant.
6. Air cleaner.
