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  1. chevyracer8262

    99 tahoe OBS 383 0411 issues

    I have a 99 Tahoe with a custom built vortec style 383 stroker in it which I have converted to run on the 0411 Gen 3 PCM and I had that thing running ok driving it around tuning it when I noticed the coolant temp was reading 57deg f after over 30 minutes of driving then the engine died. Since...
  2. chevyracer8262

    1999 Tahoe will bot run... please help

    My 99 Tahoe that I did a 383/4l80e with 0411 pcm was running good and I was able to put about 700 miles on it then it just shut off and would not crank, after sitting for 5-10mins it would crank so I thought coil so I got a used coil and ignition module from my uncle put it on and drove the crap...
  3. chevyracer8262

    1999 tahoe 0411 swap gauge issues

    I did an 0411 swap running the 02 express van 5.7 4l80e calibration on my 99 tahoe 383 4l80e conversio and now the speedo pegs at 100mph sitting at idle in park but when I drive it vcm scanner reads the correct speed also the tach is kinda all over the place sometimes it reads low sometimes it...
  4. chevyracer8262

    Np241 transfercase mechanical speometer parts

    Does anyone have or know where I can find a 88-89 np241 mechanical speedometer housing and geardrive? I want tto got aftermarket mechanical in my 99 tahoe I swapped the 4l80 into because the 3 oem instrument clusters I very gotten out of the junkyards all read way off according to hp tuners...
  5. chevyracer8262

    99 tahoe 383 0411 swap no crank position signal

    Hello I've done an 0411 swap on my 99 tahoe using the 02 express van cal and for the life of me I can not get crank position sensor signal, I've measured the air gap which is 0.28", tried 3 different sensors tested the wiring and even changed the wire from the sensor connector to the pcm pins...
  6. chevyracer8262

    Looking for some help on my 99 Tahoe sound system.

    I'm building a 1999 Tahoe and I'm trying to decide on the components I need for my sound system. I currently have a Pioneer AVH-110BT double din head unit but I havn't bought any speakers or amp yet. Could someone please provide some recomendations on which speakers would sound good theres so...
  7. chevyracer8262

    1999 Tahoe NNBS brakes with OEM ABS Module

    Hello, I'm in need of a little help here. I'm currently doing a NNBS (2014) 4 wheel disc brake conversion on my 1999 Tahoe 4WD and have a few questions that I need some assistance with. Below is a list of components I'm using. 2003 Avalanche steering knuckles with matching hub assemblies...
  8. chevyracer8262

    8.25" interchage questions.

    I'm about to swap my 10 bolt 3.42 in my 99OBS Tahoe with a 14 bolt sf 6 lug that has 3.73 gears which will work till i can afford 4.10's for the front and rear. My question comes in on the front diff, my uncle gave me the entire front diff out of a 2001 NBS silveraldo that has 3.73 gears in it...
  9. chevyracer8262

    8.25" interchage questions.

    I'm about to swap my 10 bolt 3.42 in my 99OBS Tahoe with a 14 bolt sf 6 lug that has 3.73 gears which will work till i can afford 4.10's for the front and rear. My question comes in on the front diff, my uncle gave me the entire front diff out of a 2001 NBS silveraldo that has 3.73 gears in it...
  10. chevyracer8262

    My 99 Tahoe 4wd build..

    I decided its time to build me another gmt400 truck since the qife took over my z71 Avalanche... ill be working on it and posting pics of it over the next couple of months. Heres list of the build parts and modifications.. The body and chassis is a factory 5.7L Tahoe 4wd. Chassis mods...
  11. chevyracer8262

    1999 5.7l Distributor Phase Question

    ive been helping my uncle work on his 1999 Suburban that has a rebuilt 5.7l vortec engine and we’ve followed the distributor factory installation method provided in the Mitchell 1 service manuals and we can not get the distributor installed in phase. When we get the engine at TDC and the...
  12. chevyracer8262

    265/75/16’s on 2wd 1999 suburban

    Has anyone tried to put 265/75:16’s on a 99 2wd suburban? I’m currently converting my 2wd 99 1500 suburban over to 6 lug using a 14bolt 6 lug rear and 2500 light duty rotors and I’m wandering how difficult or what would I need to do to clear a set of 265/75/16’s? The reason I ask is that I...
  13. chevyracer8262

    265/75/16’s on 2wd 1999 suburban

    Has anyone tried to put 265/75:16’s on a 99 2wd suburban? I’m currently converting my 2wd 99 1500 suburban over to 6 lug using a 14bolt 6 lug rear and 2500 light duty rotors and I’m wandering how difficult or what would I need to do to clear a set of 265/75/16’s? The reason I ask is that I...
  14. chevyracer8262

    1500 Suburban 8 lug conversion questions

    hi, I have a 99 Gmt400 style 1500 suburban that I’m thinking about beefing up a bit and have some questions. I have the 1500 burb and a 99 Gmt400 style 3500 single cab pickup given to me and I been thinking about pulling the entire suspension and rear ended from the 3500 and installing it under...
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