Two problems related to engine cooling system have been reported for the 2002 BMW 325. The most recently reported issues are listed below.
I was driving my car when I saw smoke from under the hood. The car was not overheating and I pulled over, opened the hood and the wires connecting to the cooling fan had caused the plastic to start on fire. Luckily I was paying attention and had access to a fire extinguisher and was able to put out the flames.
2002 BMW 325 xi having new water pump and fan clutch replaced and oil change (4/27/09). After 15 minutes drive on I-90 (4/28/09) the car suddenly stop on the middle of I-90 near exit 11a. Near collision with a big truck that cause traffic stop. Manage to get into the maspike toll plaza, the engine damage and overheated. Car towed back to dealer, they have the old pump, new pump, fan clutches (old and new). The car nearly got hit by a truck that may cause fatal. The engine that have the parts replace to prevent the engine overheat overheated. No repair was performed. The engine failure.