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  1. L

    Please help with P1153

    do you need to see o2 voltage for both banks or just bank 2?
  2. L

    Please help with P1153

    Im having issues with my nucar reporting an ecu connection issue while driving. I have a ELM 327 bluetooth adapter laying around. I tried the car scanner pro app but I can only run 2 sensors at a time..
  3. L

    Please help with P1153

    ok cool...so how long of a duration and engine condition?
  4. L

    Please help with P1153

    I have them saved on this nucar tool but cant figure out how to send data stream
  5. L

    Please help with P1153

  6. L

    Please help with P1153

  7. L

    Please help with P1153

  8. L

    Please help with P1153

    yes is it best to do this with the engine hot ?
  9. L

    Please help with P1153

    295,000 replaced rear main seal, valve cover gaskets,water pump, timing cover gasket and seal. spark plugs over the years no major engine work
  10. L

    Please help with P1153

    2008 Tahoe 5.3 seems to have a vibration pattern more commonly when in gear. The Check engine light comes and goes and the only code visible is P1153. While troubleshooting this code Ive replaced a cracked vacuum elbow on the passenger valve cover and replaced the upstream bank 2 sensor 1 o2...
  11. L

    Front Seal Replacement

    Today when I bought the fel pro timing cover set it came with paper/cork water pump gasket and the metal/rubber ones. I always have known to use the metal/ruber..whats the purpose of the paper/cork gasket?
  12. L

    Front Seal Replacement

    Im just about finished replacing the timing cover gasket and front seal again on a 2008 tahoe. The first attempt lasted about a week before it started seeping thru the crankshaft seal. Brand of the gasket set was SKP. Also was having issues with my alignment tool that night. Well last night...
  13. L

    Need help: P0171 and P0174 codes

  14. L

    Need help: P0171 and P0174 codes

    that port should be capped off well at least on my 5.3 08 Z71 it is.
  15. L

    Engine mis-firing again

    i dont see how you can poorly install a spark plug? it was gapped properly and not over or under torqued
  16. L

    Engine mis-firing again

    I did notice that cylinder 6 and 4 the plugs were cracked around the middle of the plug where the part number is located..What causes this?
  17. L

    Engine mis-firing again

    Replaced spark plugs for cylinder 4 and 6 and no more misfires. The AC Delco plugs I previously installed lasted almost 2 years. Glad its not a lifter!
  18. L

    Engine mis-firing again

    2008 tahoe 5.3...sorry guys
  19. L

    Engine mis-firing again

    For the last week I have been getting a P0300 / P1153. With my obd scanner hooked up I was getting misfires on cylinders 4 and 8. After swapping coils from Cylinder 6 to 8. And coil 8 to 6. The misfires disappeared on Cylinder 8. But im still getting a misfire on cylinder 4. I am going to try...
  20. L

    2011 high-mileage: new clanking noise. Video included. Please help.

    sounds like something hitting the flexplate or cracked?
  21. L

    2007 Tahoe rattle

    power steering pump?
  22. L

    Torque Converter Bolt help

    Just about got everything but the bolt to do the timing gasket/seal replacement. The torque spec for the bolt is a little weird.. Do you torque to 240 then install new bolt then torque to 37lb??
  23. L

    What to use to plug oil pan relief?

    https://www.michiganmotorsports.com/oil-pumps-oils-and-fluids/ls-oil-pan-oil-pressure-relief-valve-plug-for-2007-ls3-l99-l96-l92-lmg-lc9-l77-l76-lh6-4-8l-5-3l-6-0l-6-2l-bypass-delete/?sku=MM-1202PlugKit&srsltid=AfmBOop1AuGT8ftyGT-wYIj__Qq5mNBnEzC3Al92L4AzFCIeGrHsNDp88BA I would try hardware...
  24. L

    Torque Converter Bolt help

    can the harmonic balancer be re-used??? also anyone have part number for arp bolt?
  25. L

    Torque Converter Bolt help

    Will 2008 have vvt solenoid and actuator on the timing cover?

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