I pulled in to my home to discover that my bmw was leaking oil after taking it to a bmw service center they diagnosed and indeed I had an oil leak from the gasket housing seal car was still operating fine until I turn the car on one morning and it just keep stalling being stuck and constant idle the oil is smudge all over the engine compartment and I can't drive without vapors and fumes being present in the vehicle
The worst 2012 BMW 740I problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Engine2
- Electrical1
- Seat belts1
- Seats1
- Visibility1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Engine2
- Electrical1
- Seat belts1
- Seats1
- Visibility1
Recalls 1
Power train: driveline: constant velocity joint
- What is wrong
- BMW of North America, LLC (BMW) is recalling certain 2011-2012 135i Coupe, 1 Series M Coupe and 135i Convertible vehicles, 2011 Z4 sDrive 35i, 335i, 335d, 335i Coupe, 335is Coupe, 335i Convertible, 335is Convertible, 535i, 535i xDrive, 535i Gran Turismo and 550i xDrive Gran Turismo vehicles and 2012 740i and 740Li vehicles. The rear driveshaft constant velocity (CV) joint on the affected vehicles may fatigue and break.
- Risk
- If the CV joint breaks, the vehicle may have a loss of propulsion, increasing the risk of a crash.
- Remedy
- BMW will notify owners, and dealers will inspect the rear driveshaft CV joint and, based on its production date, will replace it, free of charge. The recall began April 21, 2017. Owners may contact BMW customer service at 1‑800‑525‑7417.
Recall number 17V067000 · Recall details
Technical service bulletins for the 2012 BMW 740I 287
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- The basic conditions for initializing the power windows are not met.
- The electrical system of BMW vehicles has been subject to an ongoing development process over the last few...
- Engine will crank but not start
- Customers may state that the alarm system (DWA) is not active after locking their unoccupied vehicle
- With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered into a nationwide...
- According to the customer, the airbag warning light was on, but it may not be illuminated when the vehicle...
- Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may...
- The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain...
- This bulletin outlines the procedure for checking the engine timing chains for wear, and should be...
- Class action settlement: N54/N54T/N55 electric engine coolant pump .
2012 BMW 740I fuel economy
Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.
| Engine | Drive | City | Highway | Combined |
|---|---|---|---|---|
| 3.0L 6‑cyl | RWD | 17 | 25 | 20 |
What 2012 BMW 740I owners say
Most recent owner complaints, unedited.
We were traveling I-75 south near gainesville, fl., and the vehicle just shut down. We were in the fast lane and had to struggle to steer it to get it off the hwy. Light came on saying drivetrain malfunction. Dangerous situation. The vehicle had been struck by lightening at 11,000 miles and it shut down while we were driving it at about 50 MPH. Insurance company refuse to total vehicle out and fixed it for $41,000. Same scenario. Vehicle not safe and bmw will not respond to the loss. Breakdown on may 11, as a result of lightening strike. No one will accept responsibility.
Tl* the contact owns a 2012 bmw 740i. The contact stated that when resting his left knee on the driver's side door, he would inadvertently depress the side view mirror buttons. In addition, the driver's seat would move back and forth independently. The vehicle was taken to a dealer where the mechanic stated that the seat adjustment mechanism and the side view mirrors needed replacing. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 12,000. Updated 11/25/13
Tl* the contact owns a 2012 bmw 740i. The contact stated that while driving 10 MPH in the rain, he drove through a puddle of water and the vehicle stalled. The contact tried several times to restart the engine, but the vehicle would not restart. The vehicle was then towed to the dealer and the dealer stated that entered the engine, but they did not know how to repair it. The dealer advised the contact to notify the insurance company. The manufacturer was also notified and offered no assistance. They also advised the contact to notify the insurance company. The insurance company was not notified. The vehicle was not repaired. The failure mileage was 10,000.
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Questions about the 2012 BMW 740I
Is the 2012 BMW 740I reliable?
Owners have filed 4 complaints about the 2012 BMW 740I, close to a typical 740I model year.
What is the most common problem with the 2012 BMW 740I?
Engine and cooling, with 2 complaints. Next is electrical (1).
How many recalls does the 2012 BMW 740I have?
1 recall, covering power train.
What gas mileage does the 2012 BMW 740I get?
Official estimates for the 2012 BMW 740I range from 20 mpg combined. The most efficient version (3.0L 6-cyl, RWD) gets 17 city and 25 highway.
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