Recent content by Holt50

  1. Holt50

    Missing back fire

    Did fuel pressure test idle running but not driving need to find a longer hose also checked every spark plug with plug tester and all is well there man this is frustrating oh and fuel pressure stayed at52 for awhile before going down 52 at idle and 61 when wide open
  2. Holt50

    1999 YUKON/Engine surging and missing while driving

    I’m trying to figure out the same problem
  3. Holt50

    Missing back fire

    I’ll try that tomorrow thank you
  4. Holt50

    Missing back fire

    The problem is back starts right up a slightly rough ideal can drive it erring until I try to give it a little more throttle then normal and states missing
  5. Holt50

    2001 Yukon XL SLT 5.3** I installed an aftermarket sub, amp and head unit. Issues with audio no

    Get an high out put alternate do the big three wiring. I ran all new wires for my door speakers straight to the amp so there is no problem
  6. Holt50

    Missing back fire

    yup cap rotor plugs and wires and she is back to normal thank you everyone
  7. Holt50

    Missing back fire

    I will check that out tomorrow thank you
  8. Holt50

    Missing back fire

    I meant while in park not drive
  9. Holt50

    Missing back fire

    asking for help with missing back fire on my 97 gmc Yukon 370,000 miles 4x4 tried new fuel pump and filter no help also there is no engine light coming on. Fuel pressure is 50 to 55 . My next move is to replace plugs wires and cap . It starts up perfect and ideals prefect and while in...
  10. Holt50

    1999 Tahoe (old style) power door lock problem

    I'm having similar issues and I've tried everything. I have a 4 door Yukon and all my doors lock just fine. Only three of the four unlock tho. The drivers for does not unlock. I've changed actuator new wire harness from door to cab. And have tested all the wires. Multiple times. Very frustrating
  11. Holt50

    Misfiring under load.

    I'll do that today when I get home. I have to change my temperature sending unit. So I'll do that also thanks
  12. Holt50

    Misfiring under load.

    Now I'm thinking it could be it only happens when I'm low on fuel. It started again this morning then it was getting worse I stop got fuel now it's fine.
  13. Holt50

    NEED HELP truck doesn’t warm up literally - SOLVED

    It's the temperature sending unit I just bought one today cuz mine is doing the same thing. I took a wire from the negative to the connector just to test my gage to see if it was working fine and it is.
  14. Holt50

    Misfiring under load.

    The funny thing will maybe not to funny is that it still comes and goes
  15. Holt50

    Misfiring under load.

    First of all the insults came after this guy well was being a better than you and your stupid in so many words kinda dick. Soooooooo yeah I'm gonna say something. Anyway truck is running like a champ again for no reason just stopped misfiring. Probably because I had a long talk with her. Anyway...

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