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    Rear Differential: 9.5" 14 bolt question

    I have acquired a new to me 9.5" 14 bolt for my 14 denali awd It is a used rear end with approx 85K on it (probably I hope) Any ways, I am paranoid about my G80 8.6" stock rear end that is in excellent shape as I'm going to be towing heavy.. My question is what actual differential is in this...
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    HELP !!!!! With Dome Lights SOLVED ! I'm a little dumb. The dimmer dial was turned up all the way

    Out of the blue, My dome lights won't turn off No matter what I do. I know none of the 4 front doors are "bad" or misreading as the power running boards go in and out correctly for all 4 doors independently I can't even use the dome over ride switch... Or even if I start driving..... Dome...
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    Electrical ? Issue. No Crank Intermittent

    2014 Denali. Mods in Signature. All Components in excellent shape. On occasion after a longish drive. After Turn engine off. Wait a bit, like filling gas. It won't start/crank. I've even put a jump box on it with no crank. Tested Alternator (less than 6 mo old -GM unit) Tested Battery -...
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    Code 3782 AirFlow Control Feedback Circuit Malfunction

    Code 3782 Popped up , along with a bunch of others that cleared and did not come back. Went out yesterday to start the Yukon and absolutely no power. Put the charger on overnight. Battery tests out fine. (it's only 3 months old). Anyone ever run into this code ??? I did do a search, but...
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    How to Remove 2nd Row Bench Seating

    It's actually the "middle" seating area. I have already removed my 3rd row seating... but I need to haul some furniture a long distance to my daughter. The 2nd row seating will "fold" up.. but that really doesn't buy a whole lot of extra room... There is quite the contraption for the seat...
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    RockAuto Coupon Code Needed

    Looking for the 5% RA coupon code.. I usually have one in my profile page at RA, but not this time for some reason. I buy crap there ALOT... I prob deleted it in my emails.. Thanks !
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    Looking for advice/help with Object Sensors on Side Mirrors

    I get a lot of false object detection on my side view mirrors... It doesn't cause any actual problems, other than it is annoying. And of course makes me not trust this function I have looked in my scanner for its function and reset but haven't found anything that actually helps. I don't even...
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    For Those with Aftermarket Camshafts

    I did a dod delete cam this spring.. Retaining VVT. The specs are in my Signature. I'm still learning and tweaking the HP Tuners to get it to behave at idle... But my question is: Did your new cam make your exhaust a lot louder ???? My Yukon now sounds like a cammed up racecar... It's very...
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    Air Raid 200-996 MIT wanted for 07-13 Yukon 6.2

    Just looking for the airaid 200-996 new or used for my Yukon 6.2 I'm in the Kansas City greater area New, they are $180.00.. I'd like to NOT spend that much a tube !!!
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    HP Tuners File

    OK, so I took off my Edelbrock SC as it needs rebuilt.. So I'm kinda going back to stock... Other than a small VVT dod delete cam from Gwatney.. When I paid a local tuner lots and lots of $$$ to tune and re-tune my SC 6.2.. it ran ok but MPG was horrible So I have no way of getting back my...
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    Making Some Change to my SC'd 6.2. Looking for input

    Ok... so... my edelbrock supercharger is toast... I ran methanol injection thru it and ruined it... I can't afford to have it rebuilt right now, plus lead time is 12 -14 weeks on rebuild... I need to be able to tow very very soon... couple of weeks. I am putting back on OEM intake manifold and...
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    Rear Liftgate Manual Open/Release ???

    I've got my electrical system "down" as I'm doing engine work... I stored some of my supplies in the back of the Yukon... I can't get it to open even when I hook up the battery cables ( alot of stuff is unhooked in engine bay) Is there a "manual way" to open my liftgate ???? Thanks
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    Do I "Have" to Remove the Oil Pan to Replace Pump ?

    Ok.. So my next project is going to be my VVT Cam, Lifters, Timing Chain, and Freshen up cylinder heads.... I am not having any oil pressure or consumption issues..... but for preventive maint I'd like to replace my oil pump & O ring while "I'm there".... I've done it on LS1 engines...
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    Going to do Heads/ Cam. Looking for Cylinder Head CNC Shop

    So I've decided to do a new cam on my 2014 6.2 Denali. Mostly because I want to get rid of the DOD/AFM crap. The cam I ordered is from Gwatney Performance. It's a VVT cam for 6.2 Trucks/Suv LLT1 VVT Cam Specs:21x/22x .55x/.55x 113+8 Well, since I have to have the heads off anyway... I 'd...
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    How to play music CD ???

    I know this sounds really remedial, but I can't get a regular purchased music CD to play in my Yukon.. I"m pretty sure the wife has gotten it to play DVD's for the kids to watch. But it does nothing when I insert a regular CD. 2014 Yukon Denali with the bose/nav system. Everything is stock...
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    Alternator PigTail Part #

    I have test fitted the newer style 220 amp alternator (from a 2016 2500HD) into my 2014 in hopes of getting just a little more power. Everything seems to fit fine physically. The only thing is that my 2 wire small weatherpack connector is just a tad too short to reach the new alternator. I...
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    TAC control module performance P01516 Need Help

    After getting all my new wiring and add on's installed I'm now getting this P01516 code : Throttle Actuator Control TAC I can't seem to find the part at all for this online for my 2014 Denali Although it would be a Big coincidence if this is really the issue. I installed a painless 3...
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    Headlight Help: NO High Beams

    I don't do a lot of night driving, but a couple days ago I noticed that when I put on my "brights"... I have NO Headlights Dims and Fogs work just fine.. I do have that Doo Hickey that will keep the fogs on when I go to bright mode. I've checked everything I can think of. The bulbs are less...
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    High Performance Water Pump ???

    Has anyone found a higher performance LS3 Water Pump for our SUV's ??? I have found a couple that are for the LS3 in a camaro/corvette, but those are different than our Truck style set ups.
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    Looking for New "Rubber Flaps" that Surround Radiator

    OK.. So I don't know what the real names are. I tried looking up gm diagrams online, but haven't found what I'm looking for. I need the the rubber flap things that surround the radiator support area that help direct the air into the radiator. I believe there is supposed to be at least 2 on...
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    Odd Issue with Heat

    2014 Yukon Denali: have noticed when it's pretty cold out The heat position - feet position- doesn't really put "hot" air out at my driver's feet The heat is very hot- I can set it to the mix feet/vent position, and it's really hot And my wife says her side is putting out hot air at her...
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    Interior Lighting ??

    I have a 14 Yukon XL Denali.. My question is : Is there footwell lighting in these???? I thing it's weird that there is no interior lighting by the footwells up front, so want to make sure mine is just not missing/damaged Thanks !!
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    Need to Replace Knock Sensor

    I need to replace my knock sensor on the LEFT side... Already did my right side when I did starter/crank sensor How the heck do you get to the left/drivers side??? I don't even see it The front diff is really in the way !!! Any tips/tricks ? Please help me!!
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    Dash Paint Help Needed

    I've got a weird spot on my dash that needs touched up and a small crack that I want to 'mend' .... I have 14 Denali. The dash color is a dark brown.. I don't know the official color. But does anyone have a part # or suggestion on what/where I can find some interior dash paint/dye Thanks !!!
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    Where to Tap Into the "on" for headlights for Gauges

    I have installed a new boost/vacuum gauge. It is really really bright at night. So I'd like to use the dimming feature of it. It says not to use the dash lights as a source due to that being a variable/potentiometer power. So I'd like to find the power source to tap into that is "on" when...
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