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Comments
Why does this happen and how can the problem be corrected ?
Is there any way to disable the daytime running lights ?
Thanks in advance !
Ross
A vibration noise was coming from the rear only at 1500 rpms. The dealer wasn't able to duplicate the noise until I insisted on taking the tech with me for a test drive. The problem was a bad heat shield for the exhaust.
A clicking noise was coming from the front of the truck only when the truck was moving. The clicking would increase with the truck's speed. Again, the dealer didn't hear anything until I had the service manager ride along for a test drive. The problem turned out to be a loose wiring harness hitting the drive shaft.
These were 2 separate incidents that happened a few months apart. My Denali has never been off road and only has 14,000 miles now. I'm hoping that it holds up better than it has during its first year.
Result: I didn't notice a bit of difference. Mileage and power seemed about the same to me. Upon considering the design of the factory airflow, I'm wasn't too surprised. The cold air somehow enters the airbox through the right front fender. I'm still somewhat baffled at how this setup works at all. In any case, I was prepared to wait for the Air scoop to see what it does.
Got the Volant Air Scoop in the mail today and headed straight for the garage. Hmm.... looks like I'm gonna have to remove the airbox....which means disconnecting the MAF and the air intake to the throttle body. Got everything taken apart and got the Air scoop in place. Re-assembled everything and fired up the truck. Good, no check engine light.
Time for the test drive. Backing out of the driveway I notice a rubbing sound when I turn the wheel about half way to the left. Hmm..... Pull back in the garage and inspect. Looks like the Air scoop is pushing back on the wheelwell liner. Not much, but just enough to rub. Oh well, I'll worry about that later. Back o nthe road, throttle response seems much improved right off the line. The Denali feels a lot quicker from 30-50mph. Engine seems much more eager to rev up and go. Not surprising, IMHO, since the engine is actually being force fed cold air.
So, except for the rubbing issue, I'm pretty impressed with the Volant Intake and Air Scoop. I definitely would not do just the Airbox without the Scoop. I think I can engineer a way to eliminate the rubbing issue, but for now, it's fine as is.
I called Volant to inquire about the rubbing issue and they then tell me that the Air Scoop was not compatible with the Denali, only the 1500 series trucks. Now they tell me!!! In any case, it's staying on and I'm gonna fix the rubbing.
http://volantperformance.com/Images/Parts_truck/15953/15953instal- l.jpg
http://volantperformance.com/Images/Parts_truck/35853/35853instal- l.jpg
I just pulled off the rear rotors on my Denali with 39k miles to investigate why the emergency brakes does not engage (have not worked since I purchased this used 2k miles back). Looks like the E-brake pads were pretty worn: maybe previous owner drove with E-brake engaged over long distances? Anyway, when I looked at the wear on brake pads, the pad on the cup side of the caliper was almost completely worn, but the pad on the opposite side showed very little wear. On both pads, there was a gradual reduction of pad material from back to front (less material on front). This is what I would expect if there was some flex in the caliper as the brakes are applied and I have seen this on other brake systems, although not to this degree. I was impressed that the rear caliper has two cylinders which is seen in more performance applications. I do wonder why there is so much uneven wear between the pads. One thing, is the rotor is in excellent shape with no visible signs of wear or pitting. Perhaps the pad material is so soft that the pad wears relatively quickly while retaining the integrity of the rotor.
Deletions
Exterior color (11U) Pewter Metallic
Exterior color (72U) Garnet Red Metallic
Front passenger door lock cylinder
Transmission oil cooler ( KNP)
New Features
Front passenger seat belt reminder
Tire inflation monitor (UJ6)
Exterior color (59U) Silver Birch Metallic
Exterior color (63U) Sport Red Metallic
Changes
XM satellite radio antenna is smaller for a better appearance
(CF5) Sunroof and (U42) Rear seat entertainment system can now be combined
Hope this helps!
IExplore2000
Deletions
Exterior color (11U) Silver Sand
Exterior color (47U) Green Envy
Exterior color (72U) InfraRed
New Features
Exterior color (25U) Blue Chip
Exterior color (59U) Quicksilver
Exterior color (63U) Red E
Standard (UJ6) Tire pressure monitor
Changes
(CF5) Sunroof and (U42) Rear seat entertainment can now be combined
Exterior color (41U) has name change from Sable Black to Black Raven
(Z82) Trailering Package now standard
(U2K) XM Satellite Radio now standard
(AL4) Second row bucket seats now standard
(AT5) Second row bench seat now no charge option
Thanks!
IExplore2000
This helps.
Link here:
http://www.imagestation.com/album/?id=4290131443
two shots of my Polo Green 2001 Denali, 36k miles... still loving the beast.
Good pics orwoody. We all should add pictures to the owner's group to check out each other's rides.
I've narrowed my choices to the Denali XL and the new Cadillac ESV. I've seen both, and it seems that that they are essentially the same vehicle with minor differences:
1. Same engine but the ESV has 345 hp v. 300 hp for the Denali. Anyone know why the difference and if it is really that significant in every day driving? Apart from cosmetics, this seems to be the biggest difference between the two and is an important issue for me.
2. Seats. Both leather, but the ESV seats seem to be of a higher quality, more supple. Denali leather almost seems vinyl-like, and is not as comfortable.
3. Outside styling. I like the ESV styling and lines much more, but that's just personal preference. However, I can't stand the discus-sized Cadillac Badge on the tailgate, which is butt ugly and thorougly pretentious. Denali grill looks good , but is nothing more than cheap plastic.
4. Dash. Actually like the Denali dash better. ESV dash with all the wood (which looks fake and tends to fade with sun)doesn't appeal to me much. Also the new "BVLGARI" clock is nothing more than an expensive gimmick, and is particularly useless where it is placed, forcing the driver to constantly look down and over.
5. Price. I'm shopping both vehicles, and so far I'm finding that it's much easier to get and negotiate on a Denali. I'm looking for a sunroof, the chrome wheels, and the 2nd row captain's chairs on both vehicles. So far, I'm getting prices of about $47,500 (just over invoice on the Denali) and $55,800.00 on the ESV.
I'm not sure that I can justify spending an extra $8,000 for essentially the same vehicle, unless I'm missing something.
I'm looking to do a deal by next week so any thoughts, suggestions, comments, etc. would be greatly appreciated. Specifically, I'd love to hear how Denali XL owners like their rides, pro and con. Thanks very much.
I personally prefer the GMC styling over the Esc. and would rather take home a new truck and $8000 cash.
OK, for you mechanic types. When sitting in the third row there is a clicking noise coming from the right side (read that driver side) rear wheel well area. Service said he could not hear it so I will have to go with him next time. However, it is there though I cannot hear it when I am in the front seat driving, only when I am sitting in the third row. The A/C on or off does not make a dfference. Any ideas would be helpful and appreciated. Thanks in advance.
Steve, Host
As for prices, I'm getting quotes on the Denali XL at sticker to $500 over sticker in the NY metro area.
Roughly speaking, a loaded Tahoe LT with moonroof, etc. etc. is going to go out the door for about 9 to 10K less than a Denali. What exactly do you get for the 10K difference besides the accented running boards, extra body cladding (that won't look so good in 4 years), .7 liter more in engine, and full time AWD?
If the Tahoe/Yukon interior isn't fancy enough there are lots of companies offerring the wood grain contact-paper type kits. And with the money you save you could have a real big transmission cooler installed and switch to Red Line synthetic ATF before you hooked up your trailer that first time and cooked something. (50K for a Denali without a tranny cooler and regular ATF?? Even Jeep puts coolers and synthetic ATF in their Grand Cherokees.)
Gentlemen?
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&cate- gory=6249&item=2416549547
AND
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&cate- gory=6249&item=2416550308
- Power: D has 6l vs 4.8l/5.3l feel very different
- Handling: D p/s is a notch or two less assisted, D felt more crisp in handling
- Autoride: D has it and it felt very different (better) over the side streets, bumps and hwy. It may have been option on Y but none of the Y's on the lot had it.
- Quiet: D is distinctly more quiet(road noise, wind noise, other vehicles passing).
- 6 CD player: wasn't available on the Yukon. A must for road trips.
other items that were not as important but came std on the
all in all after driving them both I decided that the D was worth the extra $. (basically for invoice)
My wife who thinks the sun rises and sets with Volvo likes the D and has even complimented it. She drove both and definitely noticed the differences.