Brake booster is loosing vacuum when sitting over night causing the brake pedal to be rock hard at startup. The brakes are fine again as soon as the car starts. I know that the e65 from the same years has a recall on the brake booster vacuum line and check valve.
2006 BMW 525I brakes problems
11 complaints (14% of all complaints for this car). Typical mileage when it fails: 140,000.
- owner complaints
- 11
- of this car's complaints
- 14%
- typical mileage
- 140,000
- crashes
- 0
- recalls
- 0
Which part fails
- Power assist: vacuum2
At what mileage
Complaints by mileage at the time of the problem.
BMW 525I brakes problems in other years
Related recalls
No recalls on record for this model year.
What 2006 BMW 525I owners say
Most recent owner complaints, unedited.
Brakes are not working (stalling) after fully stopping and reaplying brake at a lower speed. Brake padel is becoming very hard and even with all foot force brake padel is not being depressed. I had my kids in the car when this happened. I read it online similar problem accured in other bmw model and recall bulletin was issued. This issue is very serious and I'm willing to let investigators check my vehicle if they wish to check out the problem. Thank you [xxx] information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6).
Tl* the contact owns a 2006 bmw 525i. While driving approximately 40 MPH, the brakes failed. The vehicle was shifted into neutral and taken to an independent mechanic who diagnosed that the booster vacuum was turned at the vacuum pump causing the brake pump to leak oil and contaminate the brake booster. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 140,000.
Tl * the contact owns a 2006 bmw 525i. While driving 40 MPH, the vehicle became difficult to stop when the brake pedal was depressed. The contact had to depress the brake pedal with great force in order to stop the vehicle. The vehicle vibrated prior to coming to a complete stop. The failure occurred regularly. The vehicle was brought to the dealer for diagnostic testing, but was not repaired. The manufacturer was not notified. The failure mileage was 90,000.
Tl* the contact owns a 2006 bmw 5 series 525i. The contact stated that the emergency brake would have to be applied when attempting to brake to a complete stop. The brakes had not properly worked in the vehicle for an extended period of time and the contact had to apply the emergency brake in drive or reverse because the brakes would not stop the vehicle with the applying force. The vehicle had been taken to three repair shops where it was diagnosed that the power vacuum pump needed to be repaired. The vehicle was not included in the federal safety agency campaign id number: 10v446000 (service brakes, hydraulic) but had experienced the failure on multiple occasions. The manufacturer was notified of the failure. The approximate failure mileage was 80,000.
Tl* the contact owns a 2006 bmw 525i. The contact stated that while driving 20 MPH, he applied the brakes but the vehicle did not decelerate. The contact pumped the brakes furiously until the brakes responded. An independent mechanic inspected the vehicle and found motor oil inside the brake booster and the vacuum pump. The brake booster, vacuum pump and vacuum pipe were all replaced. The failure was repaired. The manufacturer was notified of the failure. The failure and current mileage was 78,300.
Brakes became hard to press and stopping takes more effort on the brake pedal. Condition listed as recall 10v‑446 by bmw .
Tl* the contact owns a 2006 bmw 525i. The contact stated that when the brake pedal was being depressed, it abnormally traveled to the floorboard, causing a braking failure. The vehicle was taken to the dealer who advised that the brake was leaking oil and contaminated the brake booster. The manufacturer was notified who advised that there was a recall for the failure under the federal safety agency campaign id number: 10v446000 (service brakes, hydraulic: power assist: vacuum) however, the contact's VIN was not included. The vehicle was not repaired. The failure mileage was 150,000. Updated 10/15/12 *cn updated 10/22/12
Tl* the contact owns a 2006 bmw 525-I. The contact stated that the vehicle was leaking oil onto the brakes booster, causing the vehicle to lose brake pressure. The vehicle was taken to the dealer who confirmed the failure. The manufacturer was notified of the failure who stated that the vehicle was not included in any recalls and offered no additional assistance. The failure mileage was 125,000 and the current mileage was 129,000.
Tl* the contact owns a 2006 bmw 525i. The contact stated that while driving 45 MPH, she applied the brakes but the vehicle did not slow down. The failure recurred on several occasions so the contact took the vehicle to a dealer for a diagnostic test. The dealer noticed that lubricating oil was leaking from the brake vacuum. The dealer stated that the vacuum pump, brake booster, and master cylinder needed to be replaced. The dealer also informed the contact of the recall associated with the federal safety agency campaign id number 10v446000 (service brakes, hydraulic:power assist:vacuum), but the VIN was not included. The failure mileage was 98,000.
Questions about the 2006 BMW 525I brakes
Does the 2006 BMW 525I have brakes problems?
Owners have filed 11 complaints about the brakes of the 2006 BMW 525I, 14% of all its complaints.
At what mileage do 2006 BMW 525I brakes problems start?
The typical (median) mileage in owner complaints is 140,000 miles.
Was there a recall on the 2006 BMW 525I brakes?
There is no recall for this problem on this model year.
Other 2006 BMW 525I problems
Airbags 44Electrical 7Seat belts 7Engine 6Lights 5Fuel system 3Acceleration 2Body 2Driver assistance 2Seats 2Steering 2Tires 2Visibility 2Transmission 1
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