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  1. H

    tpms issues

    I put a set of Silverado wheels on my Yukon, and I can't get the tpms sensors to work. They're reading incorrect numbers, and sometimes they don't read at all. I did the relearn procedure the manual way and using a tech 2 scanner, and both ways it says it's been learned but continues to show...
  2. H

    how do these struts look

    ordered these struts and this is the condition they came in. the seller's response... Hi, it is new. That is box fibers and the box polished the paint off of the shock. All from shelf / transit wear. It is new and ready to serve you. The spring seat is loose and slides up and down the strut...
  3. H

    coolant leak from reservoir

    what's this piece here? thought my old tank was leaking from there so I replaced it and the new one is doing the same thing.
  4. H

    help choosing a radiator

    after looking online my oem radiator is gm#22840115 or acdelco#21648. after looking at rock auto i see about 10 different choices... which one do you think is the best value?
  5. H

    doing a z55 refresh

    2011 Yukon Denali 145k Other than changing the front and rear shocks/struts, what else is recommended I change out also? I'm not talking about tie-rods, ball joints etc. I'm doing that at a later date...
  6. H

    confusing tpms issue

    2011 yukon denali. was driving last week and got a flashing tpms light with a service tpms message. going through the DIC and saw my FR tire wasn't reading, turn the truck on and off and message went away and was reading the pressure again. this happened about 2 more times then over the weekend...
  7. H

    Rear main seal leak?

    when for an oil change and noticed a leak. I'm guessing rear main seal but I don't know for sure. let me know what u guys think
  8. H

    correct tail light bulb #s

    I have a 2011 yukon denali and saw a bulb was out but when I went to check it had no bulb # on it. online gives me the option or 7443 or 3157 and just wanted to be sure of the right one. I'm assuming the parking turn and brake lights are the same bulb #? and the reverse is 7441?
  9. H

    Proper pcv function

    so since I recently added a catch can I decided to check on it after 250 miles and noticed more oil than I would have liked inside it. one way I know to check the pcv is remove the oil cap to check for vacuum and it was basically non existant. I'm assuming my pcv is stuck close cause I suppose...
  10. H

    Can't get rid of p2135 code

    lately I've been getting rough cold starts/rough idle till the engine warms up. I get a mix of c0242 p0121codes but one constant code in getting is p2135 along with stablitrack, traction control, reduced engine power messages. I tried cleaning out the throttle body and all was good for a few...
  11. H

    Oil catch can options

    seems like every year I'm having to clean out my throttle body because of build-up so I wanna know what's a decent catch can to get? I see some around $20 that have the same design as more expensive ones. not sure which design is good or not. also would like to know exactly where to hook it up...
  12. H

    Yukon denali horsepower question

    I know the yukon denali was rated for about 400hp but is that wheel hp or at the crank?
  13. H

    Yukon denali awd binding

    I drive a 2011 yukon denali 120k miles and today when making a U-turn the truck felt like it was binding and skipping as if it was in 4hi. tech 2 is showing no faults. any ideas?
  14. H

    Updated navigation disks

    where can I find an updated disk?
  15. H

    Z55 suspension question

    my brother has a 2007 tahoe that be bought from someone after an accident so he took it to a shop it have the frame straightened out and body work done. at the same time he converted to standard shocks. at 200k miles his tahoe drives like a million bucks. my 2011 Denali 120k miles z55 suspension...
  16. H

    Rotor and pads recommendations

    It's about that time for me to change my rear brake so I was wondering what pads and rotors you guys recommend that would be about one notch better than OEM replacements? My front brakes seem to not be an issue but should I change them anyway because I'm changing the rear? a shop is charging me...
  17. H

    Yukon denali front license plate bracket

    my yukon never came with a front plate bracket and I'm looking to get one. i see a lot of part numbers and not sure which one is oem. anyone here can help me out? any idea if an aftermarket one would look better? right now my plate is held on with zip ties to the lower grille
  18. H

    tech 2 question about auto headlights

    could I use a tech2 to adjust the sensitivity of my auto head lights?
  19. H

    Cargo bags/carriers

    recently went on a trip with 7 people and it was a disaster space wise with all the bags so I was wonder what everyone is using for extra space? I'm thinking more of a waterproof cargo bag that goes on the roof
  20. H

    Wiring fog lights to run independently?

    wondering how this could be done? being able to turn on and off just the fogs when the ignition is on.
  21. H

    Are my plugs still good?

    2011 yukon denali 115k trying to determine if I need new plugs. used my tech 2 to check for misfires and after two 35 minutes drives on the highway I came up with just 1 misfire. does this mean my plugs are still working fine or should I still change them regardless because of the mileage.? just...
  22. H

    Rough idle on cold start

    been getting a lumpy idle when first starting up in the morning. and today when driving off it gave me some hesitation. I own a tech 2 so I can get pretty much any info but I don't know where to start or how to interpret the info 2011 yukon denali
  23. H

    New fog light suggestions

    just had a bulb go out in my fogs and looking for some ideas on an upgrade. don't know if I should get some expensive led bulbs? round led flood lights? porjectors? hids? really trying to stay under 100 2011 yukon denali
  24. H

    keeping tech 2 in my tahoe/yukon?

    has anyone found a place to keep their tech 2 in their tahoe/yukon? there isn't much options when it comes to storage locations
  25. H

    Washer fluid low message won't go away

    even after I filled it up I still get the message that the washer fluid is low. hoping I don't have to buy a new tank

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