Recent content by mkatts

  1. M

    Stalls in cold weather - runs great in warm weather

    did you find out what code you are setting? I have this same problems and have a code set that says the PCM lost communication with the Throttle Actuator control module. HAve gone through connections, replaced the PCM and the TACM with no luck. You the first person to describe my problem besides...
  2. M

    05 tahoe, loose all power for a split second

    What would the proper name be? I have tried searching around the internet with no luck. Thanks again!
  3. M

    05 tahoe, loose all power for a split second

    The pigtail is $165???:confused: Or the throttle body is $165
  4. M

    05 tahoe, loose all power for a split second

    Do you by chance have a part number for the pigtail? I am an electronic engineer and soldering is second nature to me. By the way, the "TAC" module is the servo motor on the throttle body correct? Or is it the module on the accelerator pedal? Thanks!
  5. M

    05 tahoe, loose all power for a split second

    I am thinking the same thing. Probably why it was traded in to begin with.
  6. M

    05 tahoe, loose all power for a split second

    :nonod: No dice again. Back to the dealer...again.
  7. M

    05 tahoe, loose all power for a split second

    It's all good. I have a slight feeling that they did in fact find one or more marginal connections and that is actually the fix instead of the ignition switch as they would have me believe. Why else would they just "give" me an ignition switch and accelerator module? and only chanrge labor...
  8. M

    05 tahoe, loose all power for a split second

    Got it back. They tested it this morning and it worked good for them. The thing is though that my experience with it is it only messes up when it's below 40*. This morning it was 50*. So they let me take it home to test over the weekend. It's supposed to get back down into the 30's. Also said...
  9. M

    05 tahoe, loose all power for a split second

    No dice Now they are on to trying the ignition switch. Glad all this troubleshooting isn't costing me anything. Update: The tech went out with the Shop foreman. forman was driving. Tech had his scanner connected and was watching the PCM loose communication link with the Accelerator control...
  10. M

    05 tahoe, loose all power for a split second

    Dealer had it all day. They traced every wire back and found several ground connections that were either bad crimps or the lug was spread apart and had bad connections. They are keeping it over night to test drive it the morning.
  11. M

    05 tahoe, loose all power for a split second

    I took the TSB printout with me and they said showed me where they ran through that exact tsb and several others with no luck. :-(
  12. M

    05 tahoe, loose all power for a split second

    @#$!@#%#@^!#@$^%$&%*^%$!@%$#$! Still doing it!!! I think I am going to see about tradding it back into the dealer.
  13. M

    05 tahoe, loose all power for a split second

    Ok, so I went and looked. I can't feel any ground wires connected on the back vertical surface of the passenger side head. There is a single ground wire connected to the top of the head between the #6 and #8 coils. That ground is tight and the wire seems well crimped into the the lug.
  14. M

    05 tahoe, loose all power for a split second

    Drove it around today and it's running better than it ever has. quick throttle resonse that wasn't there before. I assumed the lack of response was just traction control keeping me from spinning the tires. It's pretty snappy now. Economy is up to around 22 MPGs too. It was around 12-15 MPGs...
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