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    2014 Yukon XL - LC9 5.3L blew up @ 94,xxx Miles due to AFM - New Motor!

    Hey guys, I have not been on here in a while and need some advice. A few weeks prior i was getting random check engine lights that would go on / off and would say #1 cylinder misfire. I did the standard troubleshooting steps prior to that such as fuel injector, all new plugs / wires etc Just...
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    2014 Yukon XL - LC9 5.3L blew up @ 94,xxx Miles! - New Motor!

    Hey guys, I have not been on here in a while and need some advice. A few weeks prior i was getting random check engine lights that would go on / off and would say #1 cylinder misfire. I did the standard troubleshooting steps prior to that such as fuel injector, all new plugs / wires etc Just...
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    Rear Mounted turbo - 2014 GMC Yukon XL (5.3L)

    So after looking around and doing some digging I wanted to produce more power with this 5.3L that is in my Yukon XL and dont want to drop $6K + For the edelbrock supercharger system out of the box and keep it to $1,000 or less. I have been doing a ton of research on rear mount turbo setups and...
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    Clogged Fuel Injector + Fuel Pump Fuse Chaos - (w/ Photos)

    The write up of this article is to go over how to replace a fuel injector and help those that have to do so in the future to save them time, money and to be safe! So about a month ago I got a check engine light for a generic code for the #2 cylinder misfire - which in the book it says could be...
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    LED Headlights, Turn Signal and Fog lights - With Photos!!

    Hey Everybody I picked up a set of new LED headlights and turn signal and Fog lights. These are the JDM astar G2 LED headlights JDM astar 3030 fog lights and the JDM astar turn signal lights that display white in normal operation then change to yellow for flashers and turn signals. I Put...
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    2014 Yukon XL - Gear Swap - 4wd

    I am trying to find out the exact information I need for a front / rear gear swap and having found the following: I remember when I did a gear swap in a Cutlass the differential supported up to a 3.23 gear but anything higher either required a ring gear spacer or a different differential to...
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    New Tires Installed! - Dick Cepek Fun Country 285/70R17 (33")

    My tires finally came in today from 4wheel parts! Set of Dick Cepek Fun Country 285/70r17 (33" tires) Here is the stock Firestone (Never-get-to-your) Destination 265/70r17 (31.2")? that was on there before. Sorry for the dirty setup - its been raining a lot here in FL with these storms the...
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    CNC Heads, Shorty Headers and other engine mods..

    So ive been doing a little bit of reading from Truck Trend on the 5.3L motor and what potential it actually has form its stock form. Ive done other motor rebuilds in the past so pulling things apart and putting them back together is not a problem...
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    ProComp AT Sport vs DC FunCountry vs MT Baja ATZ p3

    So its time to ditch these 265/70r17 Firestone tires that came with my Yukon XL and will be upgrading to 285/70r17 (33x11.5) tires. I already have the leveling kit installed so I hope i dont have much trouble with a 33" tire. I really want to fix the look of this Yukon and it looks pretty weak...
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    Mix and Match GM Bin Bucket of Parts

    Hey guys, I just recently purchased a 2014 Yukon XL and have been playing around with the leveling kit and a few other things. One thing that bugs me about this Yukon is the soft / sloppy suspension. While some enjoy this I personally can not stand this. Ive have played around with GM vehicles...
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    2014 GMC Yukon XL- 33" Tires (285/70R17) w/ 2.5" Leveling Kit

    I recently purchased a 2014 Yukon XL and trying to toughen up its looks (ok - A LOT) because in its stock config it looks pretty weak! I sold my 2012 Mustang GT 5.0 w/ Eibach suspension lowered- and though I dont expect it to handle / accelerate like the mustang - the suspension needs a lot of...
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    2014 GMC Yukon XL Hitting Factory Upper Control Arm Bump Stop

    Hey Guys, just bought a 2014 Yukon XL and trying to toughen it up a little more from its factory look. I purchased a CCM 2.5" Leveling kit for the front and a 1" spacer for the rear. http://www.ccmoffroad.com/2007-2015-chevy-tahoe-gmc-yukon-2-5-leveling-lift-kit/ After installing the Strut /...

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