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  1. 2012 V6 Alternator Fire

    2011 - 2014 V6 Mustang Tech
    Hey guys, I currently own a 2012 Mustang V6 Vert with the 3.7L. I replaced the alternator and battery about 8 months ago. For about 7 days the "check charging system" light came on and turned off multiple times while driving. I had it taken to 2 seperate auto parts stores and my mechanic to...
  2. '69 Alternator Issues

    Classic Tech
    Hello, So I've recently purchased my first classic mustang and I am in an attempt to get the 302 in it running. It currently doesn't have an alternator on it, I've purchased a few mounts and have attempted to mount a new alternator in it but I can't seem to figure it out and have been unable to...
  3. 1999 Mustang Won't Hold A Charge

    4.6L Tech
    I have a 1999 Mustang that will not hold a charge. Every time I try to start the car it is dead. I have replaced the battery and the alternator and it still won't hold a charge. When a tester is put on the batter, the light on the tester pulsates. Do you think this could be because of the...
  4. New Alternator/New Battery still won't charge...

    4.6L Tech
    (SOLVED) New Alternator/New Battery still won't charge... (SOLVED) Hey everyone, its been awhile since I have been active on the forum but I would really appreciate the help. In early April I replaced my intake manifold with a Ford OEM manifold and also installed new MSD coil-on plugs and...
  5. Idle RPM drop when electrical accessories engaged

    2005-2010 V6 Mustang Tech
    Hi all, Recently I have been noticing an RPM drop whenever I open a circuit on an electrical component. For instance, whenever my power windows engage, I feel a significant RPM drop. When I press the brake pedal just enough to engage the tail lights, I get an RPM drop. Randomly, when I am...
  6. Charging System Issue

    Classic Tech
    I am having an issue with the charging system in my '67 (302 - engine is from a '68). Brief History: -The car sat for a number of years ... just over a year ago we had a lot fixed, including a new alternator, battery, and voltage regulator. -I have been driving it almost every day for the past...
  7. 69 Grande Alternator

    Classic Tech
    1969 Grande 302 My alternator needs replaced. I am going to eventually rebuild it but i want to throw in a replacement in the mean time. I want to make sure what i get will work and fit correctly. Here's what im looking at now if someone with a little more knowledge(than myself) on the grande's...
  8. Replace alternator in a '12?

    2011 - 2014 V6 Mustang Tech
    Hello everyone, I just have a couple of quick questions regarding the alternator in the 3.7. My '12 needs a new alternator and tensioner pulley, and given that I'm mechanically inclined and have done a few alternators in the past, I'm not very intimidated by the prospect of doing it myself...
  9. 2011 V6 alternator/lights

    2011 - 2014 V6 Mustang Tech
    So I've had my 2011 V6 Mustang since September 2015 (3 1/2 months) and today, while I was driving, my SIRIUS radio popped and turned off then came back on. No big deal - thought it was a fluke. A minute later the car starts beeping saying "service advancetrac". I was about 5 minutes from...
  10. Alternator Ground Issue

    Classic Tech
    Hello everyone, I am coming close to finishing the whole I6 and V8 swap. This weekend I finished the wiring of the engine and its components and attempted to fire up the engine. When I attempted to do so, the ground from the engine blew and the solenoid did as well. After replacing the...
  11. I need help with car problems! 2000 v6

    V6 Tech
    So the other day my car went down hill all of a suden. Here is the story: Iv had a check engine light on for a while and it was for an O2 sensor. I have been lazy about it and havnt done anything for it. Fast forward to last weekend and I was coming home from my cabin with some friends, my car...
  12. 1966 Mustang 3g alternator conversion (help)

    Classic Tech
    I am doing the conversion on my 66 mustang v8 from the stock alternator to a 3g alternator from a 90s mustang. I got the pulleys all done and fitted, the volatage regulator switched out, but I am stuck at the wiring. I ordered the kit from pa performance that retains the original wiring. It...
  13. 1967 Fastback - Check my diagram please

    Classic Tech
    Dear all, after several researches, I reached the point to re-draw by my own the diagram for ALTERNATOR - BATTERY- VOLTAGE REGULATOR - COIL - DISTRIBUTOR connections. I kindly ask you to check it and comment if you think it is wrong. The mess for me comes up because I bought the PROCOMP Serie...
  14. 1967 Fastback restore - electrical connections

    Classic Tech
    Dear all, I'm Paolo from Italy. It is a pleasure writing you and i hope for a bit of your help (sorry for my english). It is 6 and a half year I'm restoring a 67 FB 289 HP matching number. Working during night-time :) When I bought it in florida in 2009 it was simply a piece of rust... but the...
  15. 2005 V6 wont run, please help!

    2005-2010 V6 Mustang Tech
    Hello everyone, Im new to this forum. I thank everyone for their help beforehand. Here is the situation: My 2005 V6 4.0 Mustang died on the road on Monday. I had it checked by mechanic and said it was a bad alternator, battery was still good. Replaced the alternator and it started no problems...
  16. 2005 Mustang GT Charging Problem

    2005-2010 Mustang GT Tech
    Hey guys, it's me again. I got a new alternator like you guys said and put it in and I'm still having the same problem. The engine gives trouble to start and when it doesn't, it starts up and the almost immediately shuts off and it's still telling me to check the charging system and my battery...
  17. 2008 v6 alternator probs

    2005-2010 V6 Mustang Tech
    Ive never been someone who works on their car probably because my dad doesn't know too much about fixing cars but my question is i have h.i.d. headlights and a pioneer in dash in my car. about 2 years ago my alternator gave out and i ended up getting a refurbished oem one. today it just so...
  18. 2007 Cam Sensor / Alt. Problems?

    2005-2010 V6 Mustang Tech
    I have seen other threads on here about the same thing but none of them answered my questions, and I didn't want to bump a 2-4 year old thread on the matter (I've seen many noobs like myself get blasted for that) so here goes.. I have an automatic 2007 V6 4.0 and I've been having nothing but...
  19. Fuel Gauge and Temp. Gauge Problem

    Classic Tech
    Hey all, I took off my instrument cluster on my 65 to do some stuff with the heater. Prior to this the fuel gauge was working properly and so was the temp. gauge. I went to wire the instrument panel back up and when I turned the car on, the gas gauge and temp gauge needles began to rise and...
  20. 95 gt alternator not charging

    5.0L Tech
    Ok guys, need your help. I have a 95 GT that is having charging issues or I should say isn't charging at all. Car is completely stock, no mods on this one. I am running a small amp that could cause battery failure a little sooner, but I don’t not have any subs in the car so there isn't a...
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