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  1. 8

    4l80e swap. Transfer case wiring connections different

    I have a 94 full size Blazer going from a 4L60E to a 4 L 80 e with my LS swap taking a look at the two sensors on the transfer case of the 4 L 80 e it has different connectors. How do I get this issue resolved is there an adapter wiring harness or something?
  2. 8

    Getting rid of spark knock

    Sorry .been busy at work and we decided to go with a ls engine. Just recently bought a low mileage 5.3l
  3. 8

    Getting rid of spark knock

    So this is not my truck but this is exactly what mines doing .doesn't make sense noise til you do a quick rev or constant cruising it sounds like a1930s gangster shooting a machine gun. I was told maybe if the distributor has some play it could throw things out of wack .I also haven't...
  4. 8

    Getting rid of spark knock

    I really don't think it's a intake leak. I'll see next time I'm down there and see if I can trace something. I'm going to run some GM top end cleaner flush the system and start over. I just hope it's not wiring. I hate wiring .
  5. 8

    Getting rid of spark knock

    Well found out that my blazer doesn't have a ESC module and it's in the ECM. Wasted money buying it. We checked firing order and that is good. Checking timing again here in a few to make sure it's at 0 TDC. Replaced the IAC valve and idle still is horrible. Cap and rotor look good as well...
  6. 8

    Getting rid of spark knock

    Well the truck never has stalled out or left me stranded. It just has had a rough idle (down to 300 rpm it so in gear ) and while driving having a spsrk knock that sounded like a machine gun . I got a new IAC valve and a new ESC module for it . We will check the wiring to make sure it's ran...
  7. 8

    Getting rid of spark knock

    Check engine light came on and got two codes IAC code 35 EST code 42
  8. 8

    Getting rid of spark knock

    He referred to his buddy who's a tech in GM about the timing and he said the ting is where it needs to be .that was the first thing we checked . It's definitely not a tick .it sounds like a loose nut in a tin can type sound that isnt steady . We did not do the cap or rotor just the plugs and...
  9. 8

    Getting rid of spark knock

    I haven't tried to do it from a cold start. Usually have let it warmed up for s few minutes prior to trying it . It never made a noise at a idle .At all. Wires wise we did one at a time. Not sure if the guy before mixed them up we went off what was on there. But all the wires seemed to be...
  10. 8

    Getting rid of spark knock

    My guy did say he checked the timing and it was spot on. Thats the first thing he checked . He checked the EGR valve as well and it's working accordingly.
  11. 8

    Getting rid of spark knock

    I recently bought a 94 2 door blazer and it has 107k on it .the guy I bought it from said it'd been sitting for 1.5 years since he got s newer Range Rover to drive around. He said the Blazer was borrowed from a friend who put in 87 octane and he said it started to have a knock . So I bought...
  12. 8

    New guy with a 94 2 door

    Hey fellas just signed up .I recently bought a 94 2 door blazer and I've always wanted one . Working out some Kinks now with replacing full set of brake lines and fuel lines . Have a few questions as I have been lurking in the NBS master swap along with the 1 ton caliper/rotor swap. I plan to...

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