BMW 645 owners have reported 8 service brakes related problems since 1996. Table 1 shows the 5 most common service brakes problems. The number one most common problem is related to the vehicle's service brakes (3 problems). The second most common problem is related to the vehicle's brake master cylinder (2 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brake Master Cylinder problems | |
| Brake Squeaking Noise problems | |
| Power Assist Brake Vacuum problems | |
| Brake Fluid Leak problems |
The brake vacuum pump seals are leaking. This ultimately will affect the brake assist and potentially result in failure to stop the vehicle within prescribed stopping distances creating potential for a crash. This problem was identified by the local BMW dealership in highlands ranch denver. Read details...
The contact owns a 2005 BMW 645ci. The contact stated that while traveling 30 mph up a hill, the brakes failed to respond. The brake pedal went to the floor and the contact had to apply the emergency brake to stop the vehicle. Read details...
My car a 645ci 2005 started making a squeaking noise and I replaced the brakes and disc after spending $800 my car was having the same problem. I run the machine and said that it was the brake booster. I took my car to my local mechanic and bought a compatible piece for this car and got worse. Read details...
2005 BMW 645ci. Consumer requests reimbursement for replacement of the brake vacuum pump and labor costs for vehicle the consumer stated the pump had to be replaced due to a significant amount of oil leaking which compromised the brake system. Read details...
The contact owns a 2005 BMW 645ci. The contact stated that an unknown fluid was leaking from engine compartment. The contact stated no warning light was illuminated. The vehicle was taken to an independent mechanic where it was diagnosed with needing the vacuum pump to be replaced. Read details...