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  1. R

    Knocking, Rough Idle, and smoke

    Had it looked at, number 4 injector is stuck. I got it opened up today, Just gotta give Merchant a call now.
  2. R

    Knocking, Rough Idle, and smoke

    Smoke is black and smells like sulfer.
  3. R

    Knocking, Rough Idle, and smoke

    Sorry been awhile since I've been here. Trucks an 01 LB7. Injectors were done about 80 or 90 thousand ago, head gaskets and studs about 50,000 or so ago. not sure on smoke color as it was dark last night. With the way its running i,m guessing an injector stuck open. Will a balance test show...
  4. R

    Knocking, Rough Idle, and smoke

    Driving home to night and all was well till I came to a stop at a light. All of the sudden I notice the idle sucks the motor starts knocking and im smokeing like a train. Give it some pedal and the things smooth out a bit and she still runs okish. No check engine light. Think I lost and...
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    • Replies: 4
    • Forum: LB7
  5. R

    LB7: Fuel level sensor

    I did the write up the place. If you can change the sensor yourself you can do the mod. Ive got the same user name over there.
  6. R

    cooling system pressure

    Had the same issues, ran it like that for a year or so. Lots of pressure after sitting all night, but for a long time it used little or no coolant. Then one day it changed started puking out the overflow within a week I had no choice but to pull the heads. It sucks but live with the denial...
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