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BMW 740iL Questions

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454
questions

ran 4 about 30 min then wont start

This car has 465,000 miles and still rides like new. original fuel tank flexed and eventually ruptured into a leak. second tank has 0ver 200K miles and is doing the same thing. All valves and vents have been replaced. Only component left is the charcoal filter assy. Any suggestions and where is the charcoal filter located?

smokes when i start it after sitting for long period of time (1 hr or more)

Hi guys! I would like to ask if anybody have problem when you driveon 3rd or 4th and you want to accelerate have kick, (sometimes transmission goes -(after kick)- in to a safe modethen i have to turn engine off roll on N wait like 3-5sec. turn on change to D and then i can go) like some one slam in to back of your car. why is doing like that my transmission has been rebuild in february 2010

a converter was replaced in my transmission a month ago, what will cause it to leak fluid

when i start car before it warms up it sounds like its not getting fuel for approx 2 min it sound like it wants to shut off it rev then lowers then rev again especially when its cold

I have a knocking sound in the engine which is steady as long as the car is running.Analysis shows #3 cylinder is faulty.Check engine light is on all the time.A mechanic said there is oil coming in to the spark plug.Help!!!!

If I power it off and back on, it will work for 2-3 min then goes out again. Any idea why?!?

My raido will work for 3 minutes then shut off. I can turn off the knob then turn on again and it will work for another 3 min and go off. The GPS screen will not even come on unless its cold outside (45 deg)

Sometimes when I start the car, the seatbelt light stays on, and I then know that the radio won't work, the steering wheel will move up and down while driving, the windshield wipers won't work, the powersteering becomes sluggish, and the ABS and Brake lights may come on. Then the next time I start the car it will be fine. Any ideas?

Where's the transmission oil dipstick? how to check transmission oil level?

When I start the car it blows blue smoke out of the exhaust. This only happens after the car has sat for a while after a long drive on the highway and no matter if the oil was just changed or due to be changed.

What type of trans fluid is recommended to top off if low?

I have a clunking in the right front when I go over a bump, what is the cause of this?

Where is the PCV valve located?

I vaccumed the car out after i seen the puddle of water on the floor...I dont no where its coming from because i keep my windows rolled up everytime it rans??

Lock out ,can get in to my can

How can I fix this problem?
this happens with key or key remote.

MY traction warning light is always on, along with ABS, and BRAKE. What can i do?

I need help, dont know what is going on. in the Morning started engine fine with no problems, moved parking location closer to my Apt. shut off went inside and not even 5 min. passed went back and tried to start engine, but it would not fire up. No crank noise or any clicking of some sort. Battery is fine, all electrical working fine. Tried to jumpstart just to make sure, but nothing. even put in another 740 battery and still nothing. Can anyone help and tell me what the problem is?

What keep the turn signal and high beam lights from working

see note above.

I want to hear frome someone about oil/filter change--What is the best Synthetic luberciant, filter brand and name. How difficult is it to drop the under cover..Thanks derf12

I wnat to change my syntheic liberciant, buy new synthetic lubericant, buy new filter--- How difficult is it to drop the under cover..Thanks williamwalraven@sbcglobal.net

i had the air flow meter & fuel pump replaced & car still cuts off while driving.

check engine light code p0011

how do u reset the oil light on a 1994 bmw 740il

So my radiator hose burst and it blew all my coolant out. I replaced my upper hose and filled the coolant reserve all the way to top. Did test runs and my hot/cold meter was quarter way being overheated ! The engine sucked all the coolant so I filled once again. Did same problem. Filled again same thing but this time my hot and cold meter was in the middle. The engine keeps sucking all the coolant. Whut do I do ? How much coolant do I keep adding ? Friends and family says it takes time to cycle. HELP !!!

Someone told me that disconnecting your battery will cause a problem with your computer system. He said that there was a special way of changing the battery. Is this true?

Drivers side seat contorls and steering wheel control stopped working. Checked the #15 (30 amp) fuse and it is good. Seat memory also doesn't work. What could this be?