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  1. P

    06 chevy 3500 p2724

    Hi I'm working on a truck came in with code p2724. Stuck in limp mode code sets right after you start driving.
  2. P

    2010 duramax allison 6 spd p0708

    Fix? Any fix to this problem?
  3. P

    2003 duramax lb7 p0089 help

    Fixed p0089 Fixed p0089. Fixed the duramax it was a bad computer
  4. P

    2003 duramax lb7 p0089 help

    Yea just p0089. It says 1.94 volts plugged in. On another truck I had 2.38 volts. I also had 6.88 volts with it in plugged. Another truck had 8.78. Should it be 12v ??
  5. P

    2003 duramax lb7 p0089 help

    Anyone? What's key on voltage purple/white wire. And what kind of signal ECM send yellow wire? It's like the fuel pump runs maxed out.
  6. P

    2003 duramax lb7 p0089 help

    What should purple/white wire be at fpr connector key on unplugged and key on plugged in? Also what should it be running at idle? And is the yellow wire the ground/signal?
  7. P

    2003 duramax lb7 p0089 help

    Yea the motor /injectors make a lotta noise just like its got high pressure. The problem has been there since the start. It's plugged in its also got a newer connector
  8. P

    2003 duramax lb7 p0089 help

    A bad new regulator?
  9. P

    2003 duramax lb7 p0089 help

    I got a 03 dmax lb7.with code p0089. The des fuel press is 40mpa and starts climbing to 160mpa and stays there. Also had fuel dilution problem. So I did all 8 injectors, fuel filter, fpr in cp3. Still act fuel press is 160mpa. Also what should the fpr voltage be?
    • pat5001
    • Thread
    • Replies: 17
    • Forum: LB7
  10. P

    hey I got a 03 dmax lb7. Where the fuel rail pressure climbs up to max idle idk why. Already...

    hey I got a 03 dmax lb7. Where the fuel rail pressure climbs up to max idle idk why. Already tryed injectors fuel filter fpr in cp3
  11. P

    Hi I live in western ma too that's cool. But hey I got a 03 dmax lb7. Where the fuel rail...

    Hi I live in western ma too that's cool. But hey I got a 03 dmax lb7. Where the fuel rail pressure climbs up to max idle idk why. Already tryed injectors fuel filter fpr in cp3
  12. P

    Hi there do u got any Idea on code p0089 on duramax lb7 The desired fuel press at idle is 34...

    Hi there do u got any Idea on code p0089 on duramax lb7 The desired fuel press at idle is 34 mine climbs to 115 and stays What could it be?
    • pat5001
    • Profile post
  13. P

    Hi there do u got any Idea on code p0089 on duramax lb7 The desired fuel press at idle is 34...

    Hi there do u got any Idea on code p0089 on duramax lb7 The desired fuel press at idle is 34 mine climbs to 115 and stays What could it be?
    • pat5001
    • Profile post
  14. P

    Have u seen high return PSI create high Rail pressure at idle? I have code p0089. And desired is...

    Have u seen high return PSI create high Rail pressure at idle? I have code p0089. And desired is 39 and idle is at 115. Sounds horabile
    • pat5001
    • Profile post
  15. P

    Hi Steve I was wondering if using rtv on the oil cooler worked for you ??

    Hi Steve I was wondering if using rtv on the oil cooler worked for you ??
  16. P

    Hi I was wondering. If using silicone on the oil cooler housing was a fix for you??

    Hi I was wondering. If using silicone on the oil cooler housing was a fix for you??
  17. P

    Lb7 injector flow testing northeast?

    Anyone know we're I can have. ALb7 injectors flow testing northeast?
    • pat5001
    • Thread
    • Replies: 0
    • Forum: LB7
  18. P

    Ok so I can because it's on te side that's drawing the fuel

    Ok so I can because it's on te side that's drawing the fuel
    • pat5001
    • Profile post
  19. P

    So it is ok to run this CP3 High Flow Feed Line Kit. It by passes the fuel block with rail press...

    So it is ok to run this CP3 High Flow Feed Line Kit. It by passes the fuel block with rail press sensor.
    • pat5001
    • Profile post
  20. P

    Did u ever find new bolts or studs?

    Did u ever find new bolts or studs?
    • pat5001
    • Profile post
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