It doesn't make a lot of difference. The fluid is pumped out of the trans, through the cooling coil in the radiator's side tank, then back to the trans. I think from the factory they come upper to upper and lower to lower.
Gently remove the lower radiator hose from the radiator and use a wide shallow drain pan to catch the coolant.
They're typically on the lower radiator hose itself. Make and model of the vehicle it's in would help.
The later models (2003 (I think) on) do not have a drain cock. The manual says to remove the lower radiator hose at the radiator. Nice touch, GM!
You drain coolant from the radiator. but according to the book ther are two plugs on the engine block that need to drain the coolant from.
they are at the bottom corner of the radiator.
There is a petcock on the lower passenger side good for about five quarts from the radiator. There are Allen plugs on the lower rear sides of each cylinder bank for the rest of the coolant. Your passenger side plug may be under the starter motor.
There are 3 drain plugs on the Toyota Tundra V8 engine and radiator. On the radiator petcock, the plastic thumbscrew, and drain valves are on the bottom, driverâ??s side of the radiator.
drain coolant from radiator, remove one of the frost plugs in engine block, install block heater in place of frost plug, refill radiator with coolant.
The radiator is located in the front of the car, where it is located in most cars. There are coolant pipes running beneath the car, under protective covers, that feed coolant to and from the radiator. There are three drain plugs on the car, and it is a complicated system to flush.
At the under side of the radiator on the drivers side.
Take it to dealer and hope they do it correctly, There is a plug on bottom of radiator loosen and it drains coolant out of radiator, but not out of engine, There are plugs on the side of the engine block that have to be removed to drain coolant out of block. Probably impossible to get to and accidents happen, sorry I hope this helps some.
If your 1998 Jeep Cherokee is leaking coolant, it might be a seal but it is more likely that it is a hose. This might also be a radiator leak, a loose hose clamp, or the freeze plugs in the radiator.