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  1. G

    ID this please!

    Here you go. If someone has a 98 Yukon or Tahoe I'm sure we could figure out where it goes.
  2. G

    ID this please!

    Still have issues with my 98 Yukon, found this wire unplugged in the drivers side wheel well. Anyone know what it is and where it goes? Thank you.
  3. G

    Seattle area Yukon help

    That is very cool, but I have never seen something like this. My scanner is an older Snap on, and the readings don't look like that. I could post some running 02 readings if that would help and maybe some misfire readings/history. I'm going to pull the plugs this weekend and see what they look...
  4. G

    Seattle area Yukon help

    I replaced the cap, rotor and plugs when I replaced the head gaskets. I put everything back on the new motor. I may need to check the plugs. Could they foul from the coolant? ---------- Post added at 10:46 PM ---------- Previous post was at 10:45 PM ---------- Do you have an sample of...
  5. G

    Seattle area Yukon help

    I read that it was supposed to be checked above 2000 rpm. Is there something I should be looking for? I have an older scanning tool, so I'm not sure what you mean. I can take a picture of the screen if you tell me what data your looking for. Thank you.
  6. G

    Seattle area Yukon help

    Any ideas or someone in Seattle area that can help?
  7. G

    Seattle area Yukon help

    I'm not sure what you are saying in the above comments. I did replace the radiator, but chose not to reconnect the oil cooler. I changed the oil recently and saw no sign of coolant, if that helps.
  8. G

    Seattle area Yukon help

    Ok, I have had this truck for 10 years and it has run great no problems. Just recently I was changing the oil and noticed coolant in the oil. Inside the filler cap and all. I didn't notice much coolant loss prior to that. Anyway, it started to overheat and decided it may be the head gaskets...
  9. G

    Seattle area Yukon help

    Hi, I have a 98 Yukon that I have been having problems with and would like to know if anyone from the Seattle area can take a look at it. I would rather have someone who has experience working on these vehicles and the past problems they have encountered instead of taking it to a regular shop to...

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