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overheating

  1. Overheating problems

    General E46 Forum
    Hello everyone, hope you can help me out, I'm having problems with my 320i e46, ived changed the water pump recently. I'ved empty the radiator, houses and expansion tank through the screw that's bellow. (left coolant In Engine block). When I was refilling the system with antifreeze I followed...
  2. E46 overheating at idle

    General E46 Forum
    I've had my '02 330ci vert since October and it's been nothing but problems. Now that it's getting really hot in Texas, I would love to use my A/C but my car overheats when i'm at idle or going really slow (as soon as I get above ~10 MPH it starts cooling down rapidly). I would assume if it were...
  3. Overheating during below freezing weather

    General E46 Forum
    About 15 minutes ago I hopped in my e46 to go get a bite to eat. It started snowing here in TX but I've driven the 325 in the snow before so I didn't think much of it. After arriving at the drive up the car began rapidly overheating. So I turned the car off for as long as I could before having...
  4. Overheating Issues

    General E46 Forum
    Hi, I was driving in my 2003 325i automatic when I noticed it was overheating, I stopped got out of the car and my coolant expansion tank blew up. I guessed I was low on coolant so it overheated. The next day I replaced it, filled it up, bled it, but I wasn't getting warm air from the air vents...
  5. Overheating in Traffic | Electric Fan, No leaks?

    E46 Xi Forum
    Hey guys, I had recently purchased a 2003 325xi (Manual), a little over a month ago. Everything up to last week had been perfectly fine until I was sitting in some pretty bad stop/go traffic and looked down to see the temperature gauge rising rapidly. I immediately pulled over and shut the...
  6. Help overheating

    General E46 Forum
    I have a 00 328ci my engine is over heating... and leaking coolant.. the reason this all started is the fan wasn’t plugged in the sensor got unplugged and it over heated and exploded on the side of the road... coolant was everywhere. Since then I bought a new expansion tank and expansion tank...
  7. Overheating last 3 summers. Taken the car to 3 different BMW people, no one knows why

    ///M3 Forum
    Hi everyone. I'm after some advice on what to do with my car. Background is that it overheats on the gauge up to the 3/4 dot, or on the "hidden" dash functions up to 100-103 degrees. BUT it only does this on hot days 35+ degrees in Sydney Australia. So in Winter it's fine, if it's 25...
  8. New to forum, could use some help!

    General E46 Forum
    Hi! So I've been searching the forum and haven't found a thread with my exact scenario. For starters, I'm broke - so hang in there with me. I bought my 2002 325i in September 2016, 147k miles and one owner, automatic... $4600 (it was financed, im a younger girl, first time buying a car alone...
  9. 2003 325xi cooling fan issues

    General E46 Forum
    Hey all, 26/F from iowa. New to this site, I have a 2003 325xi 5 speed manual. Cooling fan will run when A/C is on but will not switch on if coolant temp gets hot. Obviously causing overheating issues. Recently replaced coolant expansion tank as old one cracked. Also replaced the thermostat...
  10. 325 Overheating issue

    General E46 Forum
    so i have a 2002 325 with about 163k miles. I had an overheating issue last summer, replaced the water pump, thermostat, and electric fan. haven't had a problem since. Last night, i was idling in the taco bell drivethru and my temperature gauge started going up and the car shut off. i opened the...
  11. [Help] Replaced Coolant Expansion. Still Overheating

    General E46 Forum
    I had a leak coming from the coolant expansions which is why I thought that the car was overheating, so I replaced it. Now its still overheating after ive filled it back up. What else could it be? Do I need to bleed the system?:banghead:
  12. Strange cooling system problem

    General E46 Forum
    Hello E46'ers! I've come to the experts again for help. Let me provide some background knowledge. I have properly bled the system, and re-confirmed this many times. 20k miles ago, I overhauled my cooling system (done at 100k, I am now at 120k). I replaced the fan clutch, upper and lower hoses...
  13. New to forum! Experiencing over heating...

    General E46 Forum
    I have a 2003 e46. 2 weeks ago my expansion tank got a crack and over heated. I replaced it with an OEM tank and OEM upper radiator hose. I then filled up the tank but little did I know since its my first bmw i had to remove the bleeder screw and turn on my heat then fill up. So my car started...
  14. Cooling system issue

    General E46 Forum
    I have a 2005 335i and I cannot for the life of me figure out what's wrong with it. I'm new to the forum but I've been doing some searches and can't find a similar situation. It started with my expansion tank cracking which I replaced. Then about a week later my radiator cracked, so along with...
  15. Engine overheated, need advice.

    ///M3 Forum
    I was driving today in about 80 degrees in my 2004 BMW M3 with 87,000mi on it, I was in traffic and I noticed the steering was really heavy, I was at a red light so I turned off the car and turned it back on. I then noticed the red battery symbol was on and I called my BMW mechanic immediately...
  16. overheating strangeness! (no smoke, no milky oil, no leaks, new parts)

    General E46 Forum
    2001 325i Manual Wagon 166k factory electric puller fan (no mechanical fan and no front Aux pusher fan) Issue: Short story: blew expansion tank (replaced it) Yes I bled correctly fan not working (replaced it...still not working) Still overheats on highway with RPM between 1500-3500 RPM (no...
  17. Coolant Leak Help

    General E46 Forum
    Hi guys, so I've had a coolant leak for so.E time now and iblve finally narrowed it down to one area. It seems to be coming from the firewall area near the engine. I can't reach it from under the car and I can't see it eigher. Does anyone know where it might be. Thanks for all the help.
  18. recurring coolant leak problem

    General E46 Forum
    hi , new to the forum, thought i'd search for the same problem as mine before posting myself, so here i am, hello. lol i searched for and read a lot on this forum before i posted. anyway long story short. i bought a 316 52 plate e46. after only a few weeks i had coolant leakage from somewhere...
  19. E46 overheating! Help!

    General E46 Forum
    Hello all! I purchased my 2000 BMW 323i about a month ago. It currently has 134k miles. About five days ago I made a two hour drive to Tampa, FL and all seemed to be alright. I had the A/C on the entire time being that it was at least 90 degrees. When I was a few miles from my destination, I...
  20. OVERHEATING 318ci

    General E46 Forum
    I'm new here and to BMW please go easy on me So I'll get straight to the point (kind of) I brought a 318ci, gorgeous car, the other day went to inspect it as you do gave it a good test drive seemed all ok no problems whatsoever ever other than a slow puncture 120,000 miles that day I drove it...
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