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  1. _rgk

    TPS percentage wobbling

    I hooked up a scan tool today and noticed that, at idle, the TPS percentage wobbles between 0% and 0.4%. I replaced the TPS, with no change. Has anyone else experienced this? I heard someone else say the connector might need to be replaced. What do you all think?
  2. _rgk

    Is this an oil pressure stepper motor issue?

  3. _rgk

    Budget headers

    Stock exhaust, would like to upgrade to headers on a budget. What should I look for on Craigslist and Marketplace? I am not seeing any headers coming out of a pickup, so how do I know which ones will fit? Also, what’s the difference between short tube and long tube headers, performance-wise?
  4. _rgk

    Fuel pump relay connections

    Fuel pump relay is sitting in the terminals loose. This is causing an intermittent connection gap. When it’s hot I have trouble starting the truck. How can I fix this? Is it possible to pull up the fuse panel and bend the terminals back? Is there an easier way?
  5. _rgk

    Sender sends high temp

    The temp sender at the block works fine until the temp reaches 180F, then it sends a very high temp (240 or higher) and fluctuates. I've checked the sender resistance and it checks out, so I don't think it's the gauge. I've cleaned the threads as best I could at the sender and block. The sensor...
  6. _rgk

    Is fuel pressure flow chart wrong?

    I am trying to diagnose a no-start condition on a 98 K1500 using page 6-1734 of the FSM. Here is how it goes: Step 2: Is fuel pressure within specified value with fuel pump running? Yes, go to step 3. Step 3: Does fuel pressure hold steady? No, go to step 4. Step 4: Install fuel feed shutoff at...
  7. _rgk

    First Chevy truck

    Hey guys, just snagged a 98 K1500 with a knock. PO had the oil cooler hose burst. I'll be rebuilding and maybe performing some mild upgrades. It has the 4L60E auto trans, electric shift 4wd, and 3.73 rear end. Suggestions are welcome. The truck also has a number of small things wrong with it...

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