Monte Carlo V6-3.4L VIN E (2000)
4. 3.4L - Install the engine block coolant drain plug to the engine left side.
5. Remove the coolant recovery reservoir and empty. Flush the reservoir with clean water. Install the coolant recovery reservoir. Refer to Coolant
Recovery Reservoir Replacement.
Important:
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When filling the cooling system, add GM approved Ethylene Glycol Coolant DEX-COOL GM P/N 12346290.
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If the cooling system is being refilled ONLY (no flush), a 50 percent ethylene glycol and 50 percent clean drinkable water mixture should be
used to fill the system. Fill the system until the level of the 50/50 mixture has reached the base of the radiator neck. Wait two minutes. Check
the level of the coolant mixture. Add a 50/50 ethylene glycol/water mixture as necessary to restore the coolant mixture level to the base of the
radiator neck.
6. Slowly fill the cooling system through the radiator neck using the following procedure:
6.1. If the coolant system has been flushed first add 100 percent ethylene glycol:
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3.4L - 5.2 L (5.45 qt.)
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3.8L - 4.8 L (5.05 qt.)
6.2. Slowly add clean drinkable water to the system until the level of the coolant mixture has reached the base of the radiator neck.
6.3. Wait for two minutes. Check the level of the coolant mixture. Add clean drinkable water if necessary to restore the coolant mixture level to
the base of the radiator neck.
7. Install the radiator cap making certain the arrows line up with the overflow tube.
8. 3.8L - Close the air bleed valve (1) on the thermostat housing.
Important: DO NOT over-torque the air bleed valve. The air bleed valve is made out of brass.
