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  1. E60 / E61 (2004 - 2010)
    Hey all, I replaced my alternator about two years ago and have noticed some of the wires on the outside are beginning to corrode / have some of the coating eaten away. Is this something to be worried about? I'm wondering if there's a shield that can be put over it. The only thing I can think...
  2. 7 Series & 8 Series
    My BMW 745i has been experiencing an unknown issue at first it was the starter changed the starter, then change the alternator, bought a brand new battery car will turn over but would not start please help is a very good car hat for a while no bad history of maintenance issues. Have Kept up on...
  3. E60 / E61 (2004 - 2010)
    Hi Bimmers, I tried to find the answer online, but was not lucky to find. Anybody knows when to change the alternator? I have 09 528i , 95k miles without any issues. I am not sure if I will keep the vehicle another year. Do you guys think I should change the alternator? Thanks much,
  4. F10 / F11 (2011 - 2016)
    Alright so, I'm doing a project on my E30 316 with the M10 engine. Going one step at a time. I'm going for a 2liter turbo project and I want to have some stuff on the car and not be worried about the 65A alternator getting really worked hard. I already have a 1200w amp, want to get electric...
  5. E60 / E61 (2004 - 2010)
    Hello everyone. I hope someone can point me in a direction on this issue because I have been banging my head against a wall and joined here to ask for some help. I have a 2005 545i with only 109,000 miles on it. The basic issue is that it is only intermittently charging the battery and let's...
  6. E46 M3 (2001-2006)
    What happened? / Events: Car started misfiring while in Highway at low Revs (3k) - check engine light on - Shut down, turn back on and still misfires - Pulled to the side for 30 min, kept headlights and wazard lights on - Activated the voltage testing and recorded 11.9V key in 2nd position. -...
  7. Do-It-Yourself H.Q.
    My 2001 e53 clicks one time when I try and start it and that’s all. When I try and jump it it will start but not stay running. I’m just not sure exactly what to check, and or why this would be happening. My battery is good, I don’t think it’s my alternator. I’m thinking it’s my starter or my...
  8. E46 (1999 - 2006)
    Hi all, long time reader and first time poster here! The other day the red battery light on my beloved 2002 E46 (325i) came on while driving. A bunch of other lights dashboard also flickered. In the ond only the battery charging red light and a light indicating that one of my daylights was not...
  9. E46 (1999 - 2006)
    im pretty lost right now, my e46 is giving me a little trouble.When the car hasnt been driven for some hours it starts and works without any issues, but last time i drove it it gave me some weird dashboard lights, like the espn, eml, handbrake and abd light, so i stopped the car and turned it...
  10. F10 / F11 (2011 - 2016)
    Hi just tought i share my experience and also ask question... So long story short i have an f10 pre face lift, i was traveling through europe with my car this was like 6-7 months ago, when my alternator failed on the Autobhan off course.... I went to nearest garage asked them to change the...
  11. E90/E91/E92/E93 (2006 - 2013)
    Dont replace your alternator before you watch this video
  12. E46 (1999 - 2006)
    Ok, so today I decided to replace my alternator, put the new one on, put everything back together and when I went to turn my car on I get nothing, no crank or anything. Lights and radio all turn on, car wont crank. So I thought, maybe it's a faulty alternator so I put the old one back in and...
  13. General BMW Questions
    Hello, I own a 2009 328i that just reached 106,000 miles. I recently replaced coil #4 because of a cylinder misfiring. Last night was unbelievably cold, to the point where when I looked at my car this morning the headlight washer covers had burst off the bumper from the frozen ice inside the...
  14. E39 (1997 - 2003)
    Hello I just did a alternator replacement on my 01 540i but couldn't find many options on the alternator. Since it's a liquid cooled alternator I got the standard 150amp one. Its already in and the car is running again problem is I have 7 Optima batteries installed in the car. I have a huge...
  15. E46 (1999 - 2006)
    Hey! I have been trying to find the coolant leak on my 99 e46 for a few weeks now and I don't know what it could be. After getting a coolant system pump I found the first leak, which was at the thermostat, and successfully fixed that by changing the thermostat housing gasket. Now it's leaking...
  16. F10 / F11 (2011 - 2016)
    Electrical issues are the worst. So I turned my car on a few days ago, and every single light on the dash lit up. Im getting specific errors for DTC, CEL, drivetrain, passenger airbag, brake light, ABS, and steering is super stiff. So I immediately thought it was the battery so I had it and...
  17. F30 / F31 / F32 / F33 / F34 / F36 (2012 - current)
    g'day!! sooooo over the past couple weeks i got multiple intermittent headlight malfunction lights. they would go off and the bulb is/was not burned out. last week i got the yellow charge malfunction light twice, and then it turned into the red charge malfunction, stop driving light. battery...
  18. F10 / F11 (2011 - 2016)
    hello 2011 bmw 535i xdrive 140k+ miles. my car wont start, i replaced the started and new battery. it started twice but it would not turn on again. while it was on i measured the alternator Voltage its was at 14.5. when i push start button it doesn't crank.. shows Ignition Malfunction...
  19. 7 Series - E65 / E66 (2002 - 2008)
    Hello all, I am a new member, with a new (to me) BMW, and a number of the previous owners issues (like many here). I purchased a 2004 ...... wait for it..... 745I N62B44A :yikes::yikes::yikes: as my first personal vehicle (ive shared for years, but never enjoyed my own). I know, from reading...
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