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oil leak
1-7 of 7 Results
  1. OEM Issues
    So I have an 04 Trailblazer LT Ext combined with an 05 motor @ 169xxx miles and I’m having a very slight oil leaking coming out of the Air Pump Check Valve. It’s leaking onto my exhaust manifold, does anyone know why there’s oil coming out of it? Or if there even should be oil in that part of...
  2. General
    My trailblazer just had a engine installed in April. It has ran perfect till last week . I noticed it started leaking oil. In a week I went from adding what was a single quart since April . To adding two quarts every other day. It ran fine , then all of a sudden my rpm stopped kicking down on...
  3. The 02-09 "How-To" and DIY Section
    Long time reader, first time poster. I haven't found an answer to this question yet, so I wanted to ask here before I ruin something. My '03 Envoy XL with 4.2L engine has oil leaking into the spark plug wells. Rather than replacing the valve cover gaskets, could I use some JB weld silicone...
  4. General
    I drive an 06 TrailBlazer that has recently started leaking. I’m far from a mechanic and could use some help figuring out what it is. I have located the leak and took a couple pictures. I couldn’t get it to upload correct so here’s a link to the pictures, this is also my first post so I had to...
  5. The "How-To" and DIY Section
    I just bought an 03 TB Ls 4.2l 2wd and a week in I pop the hood and the fan is sling oil everywhere I cleaned up a lil and it look like I have a leak behind the crank or maybe behind water pump pulley? I don't wanna go replacing all gaskets on the front. Anyone have any ideas where it's comin...
  6. 4x4 Drivetrain
    New here and a couple questions! I have a 2005 Chevy Trailblazer LS EXT 4x4. Lately my husband has been super busy and unable to have time for oil change. We were at 3k miles so I just took it in to a local tunex. There they advised me that my oil filter housing or the sensor above that...
  7. 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...
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