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    Rear Air Ride Shocks - Z55 : any company rebuild these?

    As title states. Does anyone rebuild these (OE GM ones) ? Or pay as cores ?? These have gotten soooo expensive $$$$ And I absolutely don't want to get rid of the Z55 active suspension
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    C0590 Suspension Code Help - SOLVED

    On my new to me 2013 Denali (purchased this way) I've got the C0590 service suspension code. Right Rear Actuator issue. Is this usually the actual shock? Z55 Air Suspension Or the ride height sensor? Or any advice/ Experience is appreciated
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    I forgot what a PITA it is to drop the transmission pan NEED HELP w 2 Manifold Nuts

    Son of a Buck !! Servicing everything on my 2013... forgot about all the steps to get exhaust off and all that crap to get the pan off for trans service My 14 with headers & kooks Y pipe w O2's is a breeze.. Don't have to touch the anything but the pan itself... Headers can be a pita to do...
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    When Do the Puddle Lights Actually Come On ???

    I have a 2014 and now a 2013 Denali.. I don't know how to / When to check the puddle lights in the bottom of the outside mirrors... I don't think I've ever seen them come on.. And haven't figured how to 'force' them on... Help TIA
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    Left/Driver Side Mirror

    New to Me: 2013 Yukon XL Denali Basically a twin to my 2014 in signature, but all stock. Great History, etc... Couldn't pass it up Working on some of the little items to repair/ maintain Drivers Door Mirror Assembly: the motor moves/runs but wont retract : I see gruven has parts to repair...
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    4 Corner Water/Steam Ports

    Looking to see if anyone has successfully found a decent 4 corner steam port system that will fit under the stock 6.2 intake manifold. I found one with flexible hoses, but it comes direct from china and I don't trust crap like that I find on facebook. TIA
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    Looking to buy 2013 Pickup. Need help with RPO codes

    I'm looking at a 2013 Crew Cab Denali Pickup. Deciding IF it's got enough (max package) for trailer tow capacity and maybe a few other items. I'm attempting to post the RPO & VIN tags on this here so I can request some help. I know its a denali, 6.21L, AWD, crew cab. But I'd like to find out...
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    Gear Ratio Change: Looking for Your Results, Comments

    For those of you that have changed gear ratios. What are your result/comments on what happened ?? I "think" I'd like to change out my 3.42's for some 3.73's gears in my AWD Denali.. I 'believe' this will allow me to tow in 5th gear instead of forth gear and stop the "hunting" between 4th...
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    Help Pairing My Phone to Bluetooth

    2014 Denali. Stock Radio/Nav/XM For some reason my phone always takes forever to pair to my Yukon. Other car is fast and good. Today I did "something" on the phone that deleted my pairing. It's an android Samsung Galaxy. It's been so long since I paired this thing I don't remember where to...
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    Tail Light with Moisture

    Left Tail Light housing on my denali has moisture in it.... Both tail lights are in excellent condition so I don't want to have to buy a new aftermarket unit. Any tips or tricks to get out the moisture without ruining the housing ????
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    Let's Talk GMT900 DriveShafts !

    I'm aware of the issues with the GMT900 driveshafts that like to fail/pancake out at higher speeds... (from what I've read, anything over 95 mph for a short distance) Obviously we don't drive race vehicles. But I do tow heavy and when not towing have gone a tad over the speed limit at times...
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    Lower Control Arms

    SO I'm thinkin it's getting time for a front susp refresh. I've got 140K on the clock. I have zero issues now, so it's just a preventative maintenance thing... Going to do struts, springs, UCA's, Tie Rods, Etc But what do you think about the LCA's...???? Should I just get new...
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    How to remove the "sail panels" "Appliques" ?????

    What's the best way to remove what call the sail panels.. On my 14 denali it's the black plastic pieces above the taillights next to the hatch door on both sides. I'd like to remove them and fix/repair how they are mounted. One is really loose and vibrates at the car wash.. Don't want to lose...
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    Towing Heavy Transmission Temps

    So my trans is getting hotter than I want while towing in the summer weather... This has been discussed and I've given advice to many on this. My mods are in my sig I tow a bumper pull camper at around 60-65 mph. It's BIG. 8500 lbs.. 32ft When ambient temps are under 85* it's fine... but...
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    Body Plugs in Bottoms of all 4 Doors

    I've been feeding my ocd to keep my mind off a tragedy .... Anyway, I've removed and cleaned the weather stripping that;s attached to the doors themselves.. Just the long straight black weatherstrip... Cleaning everything up and blowing out the holes of all the crap (lots of crap !!!) Any way...
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    Clock Has No Display

    So today I'm driving and I notice NO CLOCK display on my screen.. It's a denali with the XM radio and (outdated) navigation. I went to settings and I can "beep" it up and down to set time, but nothing there changes or displays a number. When I turn everything to OFF.. Then there is a clock...
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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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