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    Is this oil pressure normal?

    07 Yukon Denali 157k miles When warm and at idle, pressure drops pretty low. Sometimes when I get off the highway the traction control / stabilitrac error message comes on, then if I get back up to speed it often goes away. I've seen people recommend changing out the oil pickup o ring. Could...
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    07 Denali: Large Roadtrip Upcoming. Advice?

    We are soon going to be taking our 07 Denali on a large, 4000 mile road trip. She has 130k miles and I'll be pulling a 6500 lb trailer. Here's what I've done so far: 1. Replaced rear shocks, and compressor 2. Installed rear helper air bags 3. Installed secondary transmission cooler 4. Oil...
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    Is my air ride bad?

    I'm a little confused. I just picked up a used 07 Denali and I've never heard the compressor kick on even with a heavy trailer attached. I pulled air hose out of one of the rear shocks expecting some air to come out but I heard nothing. If the air ride wasn't working, shouldn't I be seeing some...
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    Trouble Shifting in Tow/Haul mode

    So I'm having this strange issue on my 07 Yukon Denali that only seems to happen when in Tow/Haul mode. First to Second to Third all seems to work as expected. However, once I try to get up to speed it just won't shift into 4th. My RPM's will get up to 5000 or so, at which point if I back off...
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    Help! 07 Yukon died on side of road!

    I was towing a 6000 travel trailer and the transmission was getting pretty hot, around 215 degrees. It was a hot day so I decided to pull over and check things out. When I pulled up to the stop light it just died. It turns over fine but won't start. Every once and awhile I'll hear a fire but it...
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    Recommendations on Travel Trailer Weight?

    Hello, I'm in the market for a travel trailer and I'm curious what others here think about the ideal weight for my 07 Yukon Denali rated for 7900 lbs. Unfortunately, it's not the XL so I'm stuck with a short wheel base. Obviously I want to stay well beneath that number to make sure I have room...

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