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Has anyone had any experience with ECU/ECM rebuilders?

Discussion in 'Off Topic Hot Rods & Customs' started by 24riverview, Apr 6, 2025.

  1. 24riverview
    Joined: Jan 13, 2008
    Posts: 1,116

    24riverview
    Member

    My OT better gas mileage daily needs one that's not common used because of it's age and being a 5 speed. I've been looking at various places online but the reviews are rarely good. Anyone have any real world experience good or bad?
     
  2. RodStRace
    Joined: Dec 7, 2007
    Posts: 7,365

    RodStRace
    Member

    I've got an 02 B2500 van with 360 auto. This is not a common combo!
    It had previously had the ECU replaced under warranty, then it died again under my ownership. Factory no longer supports. :mad:
    Sent it off to a place in FLA and they had a month turn around and it worked, but poor to no communication and it's been a long time so I don't remember who they were and if they provide the service now. Best wishes, but you have to be careful.
     
    24riverview likes this.
  3. We have used a few places local to me and also a “major rebuilder” out of NY state for electric forklift controllers and a few select ECM’s out of I.C units . Usually they get it right and it’s no issues .
    They all ask the same questions “ what’s the code “ what the issue/ symptoms “ intermittent or all the time etc etc .
     
    24riverview likes this.
  4. From what I have learned, all the rebuilders do is replace capacitors if they are leaking. There are no aftermarket rebuilders that I'm aware of that reprogram any ecu. If you are looking for aftermarket tuning, that's a different item.
     
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  5. squirrel
    Joined: Sep 23, 2004
    Posts: 59,048

    squirrel
    Member

    and you can replace capacitors yourself, if you have experience soldering printed circuit boards. If not, maybe someone you know, does.
     
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  6. ken1949car
    Joined: Jul 15, 2011
    Posts: 35

    ken1949car
    Member
    from chicago

    Try these guys.

    PCM of North Carolina.
    sales@pcmofnc.com
    704-307-4227

    They reprogramed my ECM for my 2013 Suburban when I got rid of the DOD. New cam, lifters etc.
    Fast turnaround, maybe 4 days. Can't remember the price but it seemed reasonable.
    Give them a call.

     
    24riverview likes this.
  7. ekimneirbo
    Joined: Apr 29, 2017
    Posts: 5,091

    ekimneirbo

    What kind of car is it? If its a GM brand, there are lots of places/people who do that stuff.......even sell replacements that they have disabled the emission and vats stuff pretty reasonably. If its not a GM, it will be harder to find someone.
     
  8. Mike VV
    Joined: Sep 28, 2010
    Posts: 3,329

    Mike VV
    Member
    from SoCal

    Too late.

    I have a friend that before he retired, he rebuilt most all factory ECM's and some aftermarket, depending on the problem.
    But like I said, He's retired.

    Mike
     
  9. 24riverview
    Joined: Jan 13, 2008
    Posts: 1,116

    24riverview
    Member

    Toyota, thanks for the answers guys. Waiting to hear back from a place I liked the looks of.
     
  10. RodStRace
    Joined: Dec 7, 2007
    Posts: 7,365

    RodStRace
    Member

    Toyota, huh? I watch Frankenstein Motorworks and he's real deep into those. He moves to halltech on the wilder stuff. That tells me the stock ECU is pretty locked down, but that's not what you are asking. I'd snoop on Toyota forums and see what they have to say. This place has great depth on knowledge, but a stock rebuild of an import ECU is going pretty far away from the focus here. I am not being flippant, I do hope you find an answer.
     
    TrailerTrashToo likes this.
  11. 24riverview
    Joined: Jan 13, 2008
    Posts: 1,116

    24riverview
    Member

    A follow up to this- ran into a local guy who use to be the go to guy for these kind of issues (now retired). Asked if he ever used any of the computer repair places, he had used a place in Illinois and hadn't had any issues. Boxed it up on Monday, tracking showed it's arrival at 10 am Wednesday. Called me Wednesday at 3 to say it was done, back in the car on Friday. It's only been a week but so far purring like a 2.2L kitten with no check engine lights in sight. SIA Electronics Inc, Tilden, IL
     
    Last edited: May 15, 2025
    blue 49 and rod1 like this.

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