Use a flared end wrench or crows foot to loosen.
if you are asking about the cooling lines for the transmission that connect to the radiator, its easy. first disconnect the lines from the radiator (2 lines, usually on the bottom opposite the radiator outlet) then disconnect the lines from the transmission. remove the brackets holding them on, then remove.
Drain coolant Remove transmission cooling lines Remove upper and lower radiator hoses Remove upper mounting bolts Pull radiator up from support cradle
Drain cooling system Remove fan shroud Disconnect transmission lines Disconnect upper and lower hoses Remove bolts at top & side of radiator Lift out of lower supports
Not to hard. Take off front black cover. Take off top radiator hose. Remove cooling fans. remove front air bag sensor. remove lower radiator hosei Remove upper and lower cooling lines on both sides of radiator Remove 4 top radiator cover bolts. Remove radiator
Unless there is a drain plug, you must remove the transmission pan. This will give you access to the filter, which should also be changed. Doing this will only remove about 35% of the transmission fluid. To remove it all, you will need to flush the system or use the transmission cooling lines connected to the radiator to remove it all.
When the engine is cold, remove the radiator cap, top off with a 50/50 mix, and start the engine. This will allow air to escape from the radiator. It may also have bleeder valves located high on the cooling system. The location will be listed in your owner's manual.
Drain coolant Remove fan shroud Remove upper and lower hoses Remove transmission cooling lines Remove upper bolts Slide up off carriers
Drain the radiator. Remove all of the hoses. Remove the transmission cooler lines if equipped with an automatic transmission. Remove the fan shroud. Remove the bolts that hold the top radiator support in place. Lift the radiator out.
remove the metal plate that covers the radiator, if you ever change a headlight blub, you already know which plate im speaking of... afterwards after disconnecting hoses transmission a/c lines just pull upwards, oh and disconnect plug to cooling fans it all comes out together ( fans, radiator, transmission cooler)
It can be very simple to remove the radiator from a Honda Civic. The first step is to drain the coolant from the radiator. The next step is to disconnect the cooling fan switch and remove the hoses. Then the cooling fan should be removed. Then the radiator should be unbolted and lifted carefully from the vehicle.
Drain coolant Disconnect upper and lower hoses Disconnect transmission cooling lines Remove fan shroud Remove upper mounting bolts Lift out of lower cradle
REMOVAL AND INSTALLATION# Drain cooling system by removing radiator cap and opening draincock located at the lower rear corner of the radiator tank. Fig. 38 Radiator Replacement# Remove rubber radiator overflow hose from radiator coolant recovery reservoir and disconnect it from radiator. # Remove fan shroud attaching bolts. # Lift fan shroud back and drape it on fan. # Loosen upper and lower hose clamps at radiator and remove upper radiator hose and lower radiator from connectors. # Disconnect two automatic transmission oil cooling lines from radiator fittings, if equipped. # On models equipped with E4OD transmission, disconnect heated water bypass hose attached to lower tank. # Remove four radiator attaching bolts. # Tilt radiator back about one inch and lift upward, clear of radiator support. # Lift fan shroud off of fan and remove from vehicle. # Reverse procedure to install.