Table 1 shows eight common engine and engine cooling related problems of the 2003 BMW 745. The number one most common problem is related to the engine cooling system (five problems). The second most common problem is related to the engine exhaust system (three problems).
There is a tube in engine that is secured with two o rings. The tube holds coolant. If the o rings fail, then the coolant leaks and the engine will overheat. There are multiple cases of this documented on the internet and it has occurred in my vehicle. Read details...
The car smokes from exhaust system when you pull off from red light, driveways, or whenever you excel in the car. I was told its a engine valve problem that BMW is aware of in the 7 series. This car cost to much for issues like you are a vapor from beyond when driving. Read details...
Terrible transmission in this car!!!while driving, this car jumps into gear. Feels like someone hit me from behind whenever I stop. It also started leaking transmission fluid. After researching this car, I have found out the 745li models are known for transmission problems,and leaks. Read details...