Matt69olds's latest activity

  • Matt69olds
    Matt69olds replied to the thread Wiring Harness? Choosing one?.
    Agreed! Even if you’re starting from scratch, you could buy a couple good used harnesses and build one far cheaper.
  • Matt69olds
    If your referring to the relay I suggested, just about any GM car or truck 1990ish and newer will have one. Sometimes they are in the...
  • Matt69olds
    Since you have HEI, the BEST way to wire it is to find the original resistance wire and remove it. Then you can install a regular wire...
  • Matt69olds
    Matt69olds replied to the thread headlight/seat belt buzzer.
    I don’t remember the RPO code, but the blue chime module is the holy grail. That’s the one that doesn’t just sound an alarm, it has a...
  • Matt69olds
    Matt69olds replied to the thread 4l60 swap.
    What PCM does the truck have to control the LS? Before doing anything, make sure the PCM won’t control a transmission. If do, definitely...
  • Matt69olds
    Matt69olds replied to the thread Carb rebuilders?.
    John Herald Jr Ray Kleem there are several others on the Q-Jet Facebook page. I know Ray and Cliff worked together, I think Ray took...
  • Matt69olds
    Matt69olds replied to the thread Pumping Air to a Catalyst.
    The temp switch automatically locks the converter if it gets too hot. The theory is a locked converter will reduced heat. Of course...
  • Matt69olds
    Matt69olds replied to the thread headlight/seat belt buzzer.
    I think the difference is for seat belt warning. There is a trigger wire for the seat belt switch in the seat belt latch, and another...
  • Matt69olds
    Matt69olds replied to the thread headlight/seat belt buzzer.
    The easiest way to disable the key warning is to unscrew the door jamb switch, and disconnect and tape off whatever wire isn’t white. If...
  • Matt69olds
    For some reason, I can’t post pics!! What’s up with that?
  • Matt69olds
    Over the winter, my son and I have been fixing/updating some severely neglected things on his 92 Yukon. Things like replacing the...
  • Matt69olds
    Matt69olds replied to the thread headlight/seat belt buzzer.
    I’m curious, why do people despise them? I get it, the key in the ignition chime is annoying, but the headlight warning would be worth...
  • Matt69olds
    Matt69olds replied to the thread Pumping Air to a Catalyst.
    GM warmed the converters in the most reliable way at the time. Meaning they calibrated a cold start with increased idle speed, delayed...
  • Matt69olds
    Matt69olds replied to the thread TH350 Removal.
    If your going to add a plug, drill a small hole where your going to install the plug and let it drain that way. Much cleaner that way.
  • Matt69olds
    Matt69olds replied to the thread TH350 Removal.
    If the trans has a drain plug, use it! If it doesn’t have a plug, now would be the ideal time to install one!!

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