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  1. 3

    THE ULTIMATE GMT400 STORY

    Let's begin with I have a 1998, TWO DOOR TAHOE, Iron Head Vortec Motor 5.7l 350. had 170k on it. Lower Intake Manifold Gasket was leaking oil, coolant was building up at the top (rust/brown) So...I decided rather than doing it myself I bring it to a dealership because its done RIGHT, pricey...
  2. 3

    LOSS OF POWER! NEED HELP!!! 1998 VORTEC TAHOE

    Well let's first start off Im throwing a po420 (Bank 1 sense 1) been replaced a few times. Once in awhile my "Check Gages" will flutter on my dashboard I've noticed since then, loss of power, weird shifting, poor acceleration, and rpm/idle being off SOMEONE PLEASE READ THIS AND CONTACT ME...
  3. 3

    Po327 New Motor

    I'm throwing codes p0420,430,327 327 is a knock sense, bank 1 sense 1 Just had a new motor replaced by dealership, changing manifold gaskets they dropped a bolt in motor and started it...yep, answer for this issue? Plus I'm getting sputtering and backfiring
  4. 3

    Loud Thunk

    At a stop, Ill take my foot off the brakes and there is a loud thud that comes from the driverside drum, like its engaging or its BINDING.
  5. 3

    Loss of Power, Gains, HP

    While Driving or from dead stop, ill give it quarter throttle and hammer it down and it wont respond for full gas pick up...if anything it just gets louder and moves slowly to climbing speed. Ill have my foot already on the gas, press it down to 3/4 throttle and it wont gain. How could I...
  6. 3

    Rough/Timid Idle

    Hellomagain everyone! New problem! Start my truck, idle runs up high on rpms and takes almost 5-10 seconds to idle down to normal idle. I go into drive, hot the gas, take my foot off the gas to slowdown and the idle stays and 1100 rpms rather than dropping down....and it only drops down when I...
  7. 3

    Tools to Carry

    Ive learned the hard way when driving my 13 year old truck...carry tools: Full Socket Set Full Wrench Set Assorted Phillips Heads Flat, Star, Hex, etc. Magnets (drop metal in black holes) Jumper Cables Rubber Mallet(fuel pump) Fuses(Sound System eeeek!) What do you carry?:beatdeadhorse5:
  8. 3

    Fluid Color Question

    1998 Tahoe, 4L60E Transmission, what should the color be? :evillol:
  9. 3

    Change Bulbs in Gauge Cluster

    Anyone know a good site to change the lights/colors in your gauge cluster:nono:
  10. 3

    Clicking Behind Spedometer

    Alright, First problem in a LONG time for my TWO DOOR TAHOE!:kiss: I put my truck in drive and I accelerate over 10mph there is a clicking electronic sound, and its faint but only happens every two-four seconds. it stops when I stop but comes back when im accelerating...HELP@!:beatdeadhorse5:
  11. 3

    Front Axle clicks?

    Hey guys, Ive noticed that there is a clicking/bang sound coming from the axle, passenger side in the front. It makes a clicking sound going over speed bumps...couple times a day it will do it when I am turning...
  12. 3

    2 Door Tahoe< Connecticut

    hey guys! name is andy, known as Vortec, 350VortecSSCT, and The Dark Knight cardomain.com/ride/2972410

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