4. After the engine cools, open the coolant air bleed
valve or valves.
3400 V6 BLEED
VALVE #1
3400 V6 engine: There are two bleed valves. One
is located on the thermostat housing. The other
is located on the thermostat bypass tube.
5-40
3400 V6 BLEED
VALVE #2
3800 Series II V6 Bleed Valve
3800 V6 engine: There is one bleed valve. It is
located on the thermostat housing.