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  1. erock198

    P0300 at 75mph 03 yukon xl denali 6.0 4l65e

    I know you are going to tell me not to drive that fast...duh... but I only do it on the highway I promise :) Anyway, I've replaced plugs and wires and battery and am still at a loss. 03 yukon xl denali 6.0 4l65e. oh, replaced transmission too.
  2. erock198

    Best plugs for my yukon

    I have an 03 Yukon xl denali with a 6.0. I'm getting g p0300 and curious what plugs you guys recommend?
  3. erock198

    Trans Shift issues 03 Yukon Xl Denali

    I have a 03 Yukon XL Denali with a LQ4 and a 4L80E. For some reason it is not shifting smoothly anymore. It shifts fine if I am soft on the pedal but wont shift if I am hard on it. It was suggested I get the codes out of it. I did but did not save them but I did clear them. I didnt...
  4. erock198

    Flasher relay 03 XL Denali

    I'm about to swap out the turn signal relay for the second time in a year in my 03 XL Denali. This one does not work when cold. I got it from Advance auto. My question is Is there a better one that will last longer?
  5. erock198

    Temp/Compass

    03 Yukon XL Denali. The Temp/Compass in the rear view stopped working. Is there anything I can do or check?
  6. erock198

    Rear Seat 12 Volt Adapter Power

    I don't think there is power going to the adapter in the rear of my 03 Yukon XL Denali. What do I check first? Is there a separate fuse?
  7. erock198

    Service Ride Control

    Took my truck to the dealer to have the left front hub and axle replaced plus and oil line and rear shocks. After I got it back I still had lights on the dash and now I get "Service Ride Control" on my dash. All of the other lights went out. Is there anything I can do? I did make another...
  8. erock198

    Need Bodywork Do I have it done?

    I need some body work on my 03 Yukon XL Denali. There is a dent in the door from a Deville hitting me in a storm. Is it worth fixing or should I leave it? The first quote I got was $1500
  9. erock198

    Driver's window squeeks

    My driver's window squeeks going up. Is there anything I can do without taking the door panel off?
  10. erock198

    seat bolt size

    does anyone know the size of the star socket to remove the seat bolt on my 2003 yukon xl Denali? I have a laptop mount i want to remove sInce i never use it
  11. erock198

    Squeeky Window Regulator

    My front windows Squeek terribly in my 03 yukon XL Denali Going Up mostly. Should I just spray with grease?
  12. erock198

    03 XL Denali Need rear shocks

    What should I do? I need to order replacements for my mechanic to install. Should I bother with the air ride or is the equivalent?
  13. erock198

    03 Denali which Optima Battery?

    Optima batteries Red Top or Yellow Top? Which one should I get? 12 Volt Customs put a lot of stuff in my truck and I keep blowing through batteries ugh I know the difference in the two but which would you suggest? I have a PS2, Video, BT, CB, Backup Camera. I know I have a short in the CB...
  14. erock198

    2003 XL Denali RF Wheel Squeek

    It happens when I hot the brakes and then after I let off. Hanging caliper? I was thinking wheel bearing but my buddy told me maybe pads. I'm so confused
  15. erock198

    03 yukon xl denali AC Compressor

    I just had my AC serviced for the season and it was great for a week until the compressor stopped turning on. I think I checked all of the fuses and links but am I missing something? The clutch seemed to get a little loud but I've never seen one quit like this one. Any advice? Erik
  16. erock198

    Turn Signal Trauma

    2003 Yukon XL Denali When I hit the left turn signal, my flashers go on and all four blink. It is intermittent. It does not happen all the time. It only happens when I do the left. I don't know where to start. Any ideas?
  17. erock198

    Fuel Gauge Question 03 Denali

    Before I have the boys swap out my fuel sender is the "Range" on the computer connected to the sender or the stepper motor in the gauge? Both are all over the place and I have to guess as to how much is in my tank based on when the needle stabilizes. Thanks
  18. erock198

    Does anybody know if this goes to my Yukon?

    Anybody know if this goes to my Yukon? I found it in the snow and thought I might have knocked it off
  19. erock198

    Fuel Gauge.

    Yippee! Filled my tank on a $100 tonight. It almost didn't all fit. Happy the price is going down. Ok now that my excitement is out of the way. I don't fill my tank past half most of the time but when I do the gauge seems to not function till a few gallons are burned off. This is only...
  20. erock198

    part number for cat?

    Can anyone give me the part number for the oem cat on my 2003 yukon denali federal emissions? I see several and I see just one side or the other or both. I need Driver's side. Thanks
  21. erock198

    CB in 2003 Denali

    I want to add a Cobra Model 25 or similar to my truck but am not sure about placement. Has anybody installed one and where?
  22. erock198

    HIDs 2003 Denali

    Anybody done them and what kind did you go with. I can't see crap and wanted an update. I did a search before posting this and did not find any other posts that were open
  23. erock198

    California or federal?

    I have a 0420 code and my mechanic is saying there are 2 different part numbers. HOw do I know what I have? The price for the California emmissions is like $850 and the federal is like $650.
  24. erock198

    output from DVD

    My 03 Yukon XL Denali has the stock Rear seat entertainment. Is there a way to get the output from it. I want to be able to see the video on my other monitor. ---------- Post added at 12:05 AM ---------- Previous post was Yesterday at 11:53 PM ---------- Found it!
  25. erock198

    03 yukon xl denali amp power

    I recently went to the drive in and the battery drained to the point I needed a jump. It got me wondering how much power the amps put out to do this. I have a 1 year old battery and just had the key in ACC. Thanks Erik

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