BMW 740 owners have reported 44 engine and engine cooling related problems since 1996. Table 1 shows the 15 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's radiator (14 problems). The second most common problem is related to the vehicle's engine and engine cooling (11 problems). For details of each of the problem category, use the links in the table.
I got engine malfunction light on two separate occasions on my BMW; on each occasion the car was sent to dealership for repair to find that the upper and lower radiator blinds are at fault and this required replacement. Read details...
Oil pressure pump failure. Many models affected. Mainly b58 engines Read details...
The contact owns a 2001 BMW 740i. The contact stated that while driving 5 mph, the vehicle stalled without warning. The vehicle was towed to the dealer. The technician diagnosed that the engine thermostat wires were faulty and needed to be replaced. The vehicle was not repaired. Read details...
In April 2008 low coolant warning caused me open hood and add coolant. The coolant level was perfect but I still added more. The light for low coolant was still appearing every time I drove the car. Every preventive maintenance has been done by book on this BMW. Read details...
I purchased a 2000, BMW 740il on April 5, 2005. The car had approximately 65,000 miles. Since that time, I have had to take the car back to the dealer for coolant system failure 4 times. Each time the monitoring system indicated low coolant. The first 2 time, the engin had plenty of fluid. Read details...