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front differential

  1. Bearing like noise

    General
    After a LOT of reading and 3 mechanics i need the help of the forum. I have been searching for a sound that is of a bearing going bad type. Here are the symtoms. Noise only under load and its after acceleration. When i remove the foot off the gas then a bearing like noose comes into play. It is...
  2. HOT front cv axle

    4x4 Drivetrain
    I have a 2002 trailblazer, the outboard bearing of the front axle disconnect was trashed causing the front cv axle to flop around, ( first Question, how did this happen?) anyway, I replaced the bearing and seal and i bought a new cv axle and replaced it, shortly after that it made quite the...
  3. Front diff Problems

    4x4 Drivetrain
    My front wheels in my trailblazer wont engage when I put the truck into aw4d,4hi or 4lo I changed the axel actuator and tried resting the tccm and nothing then last week I put the truck completely in the air and when I put the truck into 4wd there was a ticking or winding noise coming from the...
  4. Oil Leak -- help

    OEM Issues
    I noticed oil leaking on my driveway since a few months. So today I jacked up the truck and took some pictures. Could someone help me, if possibel, in identifying the source of this leak and advice the right course of action. The leak is on the driverside of the engine. Looks to be from the...
  5. Front Differential Fill Plug Stuck

    4x4 Drivetrain
    The front differential fill plug on my 2002 Trailblazer is stuck. This is the oversize plug. I used a 24" breaker bar with lots of force but it does not budge. I'm afraid any more force with shear the threaded shank of the plug. Does anyone have any suggestions on how to remove it?
  6. [SOLVED] Front adjuster drivers side: What tool you you use to get it out.

    4x4 Drivetrain
    I received my parts today, the adjuster is threaded on the outside so it's not pressed in. Do you tap it out with a drift or is there a special wrench that fits into the slots like a spanner? Thanks
  7. Need help with front differential issue.

    4x4 Drivetrain
    I have an '03 TB with a 5.3L V8. I am having a serious issues with my front differential. The major symptoms are A LOT of noise and there is resistance to the TB merely rolling. The noise is worse in 4WD but still very loud in 2WD. I removed the driver's side CV axle shaft hoping it was just...
  8. Trailblazer front diff into bravada?

    4x4 Drivetrain
    Trailblazer front diff into bravada??? I have a Brand new from a crate front diff 3.73 RPO·GT4 p/n for a trail blazer...same 2 bolt by rear yolk....Yes I study way too much!!! Will it work in my bravada and remain awd?..... I realize that the 4wd unit has different intermediate shaft bearing...
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