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    03 Denali Front Differential carrier bearing going bad

    After you get it rebuild or installed. Run it for 500-1k miles and drain the gear oil. Replace with a quality gear oil like Royal Purple and cahnge it every 15k-20k miles. You should get another 100k out of the carrier bearings. In the AWD Denali and Escalade, the constant load on the...
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    Is AWD just a bad design?

    The transfer case is different but carrier bearings that wear out in the front differential are still going to have the same failure.
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    Is AWD just a bad design?

    Come on.... I have an 03 Denail XL and would keep it over any 1/2 ton Suburban with a 5.3 and 4l60e. The Denali comes with the 6.0L and the stronger 4l65e trans but still has the softer ride of a 1500. The front differential is a minimal issue. The constant load on the front pinion...
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    rough idle cold mornings

    I had the same issue with rough idle on a cold start but the temp here in Indiana was around 9. I pulled the throttle body and cleaned it up. Solved my problem. Hint: On the computer controlled throttle bodies, do not open the butterfly manually. This will mess up calibration with...
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    06 Yukon Denali XL grinding noise

    Check your wheel bearings
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    Slowly losing coolant

    Could be the radiator. Take off the top shroud so you can get a good look at the rediator. Look for stains or discoloration indicating a leak. A small leak could be evaporating. If its a head gasket just watch for overheating. You could also check your spark plugs to see if any of them...
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    Cooling hose and thermostat

    I would change them out. Your probably due for a coolant flush anyway. Just make sure you get quality hoses. I looked at hoses at Advance and Autozone and they were very poor quality. Even though they had a lifetime replacement. I ended up getting mine from a local parts store that...
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    Denali front differential rebuild question (spanner lock tabs)

    I have decided to take mine to a shop for the rebuild. When I purchased this truck 6 months ago I changed all the fluids at 102k miles. I had an unusual amount of metal shavings on the front differential drain plug. I could hear some noise from the front diff but nothing really bad but I...
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    2005 denali awd 6.0 acceleration noise

    :sorrysign:What in the world does this have to do with his question? :wtf: ---------- Post added at 03:13 PM ---------- Previous post was at 03:11 PM ---------- If you have had the front differential rebuilt, and your certain the wheel bearing are good. I would be looking at the transfer...
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    Supension air bag help

    I just replaced my rear shocks with the Arnott/Bilstein AS-2700. Shockwarehouse.com has them for $183 each. Lifetime warranty. If you need the compressor its another $220. Get the complete Dorman compressor replacement. It comes as a complete unit with dehydrator and a lifetime...
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    Denali front differential rebuild question (spanner lock tabs)

    My front hubs are good and have been replaced in the recent past. I'm quite certain its the front differential carrier bearings making the noise. Just wanting advise on the rebuild of the differential. Want to use the best bearings and make upgrades to the current design.
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    Denali front differential rebuild question (spanner lock tabs)

    I am getting ready to rebuild my front differnetial in my 2003 Denali. 104k miles. (whine and grind on light acceleration 15-40 mph) I know that a common problem with the design is the failure of the spanner lock tabs on the bearings. I have a part number to replace the stock spanner...
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    2002 Yukon Denali Purchase

    Anyone have to have the front differential rebuilt? I think my Carrier bearings are going out. I have 104k on the clock.
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    External Transmission Filter

    How has this been working for you? How many miles on your truck when you installed it? I just purchased a 2003 Yukon Denali XL with 103k miles on it. I plan to use this as a tow vehicle for my 2003 Jeep Rubicon. So I want to take very good care of the transmission. My transmission...

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