alternator

  1. C

    Ecodiesel Alternator Output

    I've got a 2018 Ecodiesel Tradesman 4wd which I picked up Oct '22. It's been running fine (aside from a loss in mpg). I have noticed my EVIC was showing 13-14v on my battery, but since I installed my sound system it shows 13v consistently. Today I replaced my battery, it had the stock battery...
  2. R

    Battery light

    My battery light is on on 2012 Ram 1500 Hemi 5.7 I’ve replaced the alternator and the battery and it’s still on. Any tips on what it could be?
  3. J

    Issues Starting

    So im having a weird issue with my 2015 1500 3.6L. Once the truck has started its generally fine, but if the truck is off for longer than about 30 minutes to an hour when i get in to start the truck, ill turn the key over and it sounds like ALL of the battery is gone, like im trying to start a...
  4. M

    Voltage drop

    I have a 2019 Ram Rebel 5.7L Hemi. Just recently I have noticed that the Battery voltage while running starts around 14.6v and is dropping to 13.4v, Around this point things start getting haywire, Service Shifter, Service Airbag, Traction control service, Trailer Brake lights all start going...
  5. S

    Weird Accidental Battery Jump

    So, my alternator died the other day during the middle of running around town. I was at a gas station and asked someone if they could help me with a jump. Someone helps me out and we get the jumper cables placed on each battery. I waited a few minutes before trying to start and it almost...
  6. K

    External voltage regulator for engine swap

    Hi y'all, I've been swapping a 5.7L hemi engine into my 1995 YJ. I got this alternator from a junkyard 2007 Ram 1500. I had it tested at O'Reilly's and it passed all the tests. I'm using a Holley Terminator X Max, so I can't control it using the stock ECU. So I've been trying to wire this...
  7. Jrblanchard24

    ECU PROBLEM / Check Gauges Light (2000 RAM 5.9L)

    I'm new here & I read just about every post on here about ECU's for a 2000 5.9L and I haven't seen this problem on here, so I hope I can find someone who can help me out with this one... I drive 2 miles & my 2000 dodge ram 1500 5.9L (fully charged battery w/no codes) I get a "CHECK GAUGES...
  8. Charles Waters

    98 1500 5.2 Mystery Battery Drain

    Good morning all... I have a 98 Ram 1500 Laramie that continues to drain the battery while sitting. After 3 or 4 days, the battery is low enough that I can't start the vehicle unless jumped, or I always end up having to leave the battery charger / maintainer connected. Recently, the...
  9. Motorman001

    RV Electrical Plug Question

    My truck is a 2015 RAM 3500 DRW Cummins with dual 220A alternators. My question concerns what is commonly referred to as the 12V power or auxiliary charging connection on the 7-way RV receptacle. This terminal is always hot, even when my truck is parked and turned off. I suspect that is...
  10. Dustin Lloyd

    Truck won’t start unless jumper is connected.

    I have a 2012 ram 1500 4.7. The only thing I’ve done to it this year has been replaced the tail light bulbs with LED bulbs. This issue has slowly been getting worst. At first I could run the fuel pump a few times prior to trying to start and it would always fire up. It has gotten to the point...
  11. K

    Upgrades finally (overall ideas)

    I've got an 07 qc 1500 5.7 4x4 that I've finally gotten the majority of its issues handled. Now its time for upgrades. First one is a lift kit. I'm running 35x12.5R17 R/Ts and want to continue this path as I just bought fresh tires. Currently I have a leveling kit. I'm tossed up between a 4...
    • Kurtis West
    • Thread
    • 35s 4 inch 5.7 6 inch alternator battery electronics lift lights taillights
    • Replies: 1
    • Forum: Lifted
  12. vegasguy

    2004 Diesel - Battery Power Drain

    More electrical fun... December 2019 (about a month ago) everything was fine... let my truck sit for about 3 weeks and then went to start it .. batteries were drained ... I charged batteries... reinstalled... when hooking up cables noticed sizzle and small amount of smoke when touching "pos+"...
  13. Anthony Lowry

    ALTERNATOR NOT CHARGING NEED HELP

    Sorry for the all caps in the title but I need as much help as I can get as this truck is my only way to and from work. The truck is a 2009 ram 1500 5.7L 2wd So basically the alternator is not charging the battery at all. Just a few minutes of driving kills my battery. I did try all the...
  14. J

    Alternator for 2011

    How do I find out how many amps my alternator is in my 2011 Ram 1500 5.7 Hemi? It went bad and I need to replace it.
  15. XLILBEASTX

    The "BIG 3" upgrades? Help plz.

    So i decided I wanted aftermarket subs in my truck. I went with the kicker L7 Q-class subs. The plan is too run 2 4ohm 12's together at 1ohm with a mono block amp pushing 1800 watts RMS. The problem is I know my truck has a 160 amp alternator, and don't know if/how to power this type of amp. I...
  16. rrb6699

    Gen Light illuminated

    Upon driving home yesterday my gen light came on. Although I'm sure it refers to the alternator, what should I check before assuming the alternator is having a problem? Upon returning home I shut the vehicle off for about 30 seconds then restarted it on the Gen light did not illuminate. I'm...
  17. G

    Alternator Bearing Sizes?

    Hey all! My water pump went and took out the bearing on my alternator at the sasme time... So figured insted of just buying a new alternator I'd try replacing the bearings and maybe the brushes while im in there. Problem is I cant find an answer on what sizes to order. Lots of info for 3rd...
    • Gregnor
    • Thread
    • alternator bearings diy electrical issues help help with replace replacement
    • Replies: 5
    • Forum: Tech Info
  18. J

    04 1500 2wd 5.7 hemi Sputter Idle

    This will be a long one. I have been fighting my truck for going on 2 months now. Problem started suddenly, Was driving, no issues, pulled into a parking space, and the truck stalled. When it stalled the steering wheel ******. Check Power Steering (PS) fluid, fluid was very low/non-existant. Put...
  19. ramportin1

    Factory 220A alt. option for 3rd gen?

    Im looking into upgrading to a higher output alternator for my 2007 5.7 and know that a 220 amp is a option for 4th gen trucks from factory but does anyone know if it was for the 3rd gen hemi's? Or if a 4th gen one will be direct fit onto mine with zero modifications needed, im guessing no? I...
  20. R

    2007 Ram - Whining Noise

    Hey all, I just replaced the alternator on my 07 Ram, 5.7. After replacing the alternator, my truck in now making a whining noise, it almost sounds like a turbo. The noise is coming from the alternator area and is mostly heard at idol or very low speeds. The noise was not there before I replaced...

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