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    Help please, oil pressure gauge moves back and forth - SOLVED

    The truck is 2012 Yukon Denali XL with 90k miles. This happened since yesterday. I did an oil change and it didn't help. Please help to diagnose if this is because of the sensor, oil pump, o-ring or something else. This is my only car. I can work on it during weekend. Just want to make sure I...
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    Which should I do? Replace door hinge, fix roller or nothing

    Hello, The hinge is cheaper than roller pin. Should I change the hinge? Is it easier to work on hinge? If I don't fix it, will the door be damaged? If it is only noisy, I will leave it for now. Thank you for the advice. Regards.
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    The right price for Suburban 2500 6.0L?

    What is the right price I could offer to negotiate? I think this is a rare Suburban to find. Appreicate for any input. https://newyork.craigslist.org/wch/cto/d/scarsdale-2008-chevy-suburban-k2500/7242923851.html
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    A hole on muffler

    Hello forum, The car is 2012 Denali with 80k miles. Today, when I flushed the brake fluid, I found that the water was dripping from that small hole on the muffler. Can you please suggest a replacement? Should I replace only the muffler? How about the pipe before and after the muffler? Are...
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    About idle speed

    Hello, My 2012 Denali is 600-620rpm at idle, and fluctuates sometimes. Is this a bit low? What is the factory setting for idle speed? If tuning it up to 700rpm, will there be a benefit? Thank you for your advice.
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    Driver seat stuck at down position

    Hello, My driver seat was stuck. It moves forward/backward fine. The front part tilts fine too. But the back part doesn't go up/down. It stays at the most down position. When I use the switch, I can hear a click sound from the motor. But the seat doesn't move. I tried to remove seat cover so...
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    Can I run engine for a couple of minutes without coolant?

    Hello, For my 1991 Camry, it is recommended to run engine to push the rest coolant from engine block after drain coolant. Can I do the same on our trucks?
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    Coolant flush question

    Hello, I'm doing coolant change today. Most people said they drained about 4 gallons old coolant out by removing lower hose. How come I drained only about 1-1/2 gallons. Where is the rest of the coolant? I did the following steps: -Drain from lower hose -Fill water -Run engine 10 mins with...
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    Unlock all doors with one remote key press?

    Hello, The current remote key setting is one press to unlock driver door, one more press to unlock all doors. Can it be programmed to unlock all doors with one press? Maybe a BBP can do it?
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    Grateful after BBP tune

    No more hesitation. Smoother shifting. Responsive throttle. Faster acceleration. Great forum. Passionate people. Thank you, BBP team.
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    Where to buy weather strip

    Hello, My truck is 2012 Yukon Denali XL. It rained a lot recently. I found the water around the front passenger door sill and wet carpet as well. I guessed the weather strip may need to be replaced. I searched and found that the both rear sides are the same part #(22766375). The front are...
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    Unclog sunroof drain

    Hello, The sunroof drain hole on passenger side was clogged. I find a video on youtube. The guy removed the front door to unclog it. - Is there any way to unclog without door removal? - How many sunroof drain holes? If there are four holes, How to access the rear two holes? Thank you for help...
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    What is a Tech 2?

    Hello, I'm studying of Tech2. Is it a brand name? Is it a device name? Is it a protocol? Is it a technique? What does it do? I'm looking for a tool to read/clean error/warning codes. Is Tech2 the right thing? Where can I get one? Thank you for any advice.
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    ECM/TCM backup before tuning on in-person event?

    Hello BBP, I was wondering if a backup could be performed before tuning. Could I have a copy of the backup? Is the price of in-person tuning based on individual or a bundle of tunings? Is there list of possible tunings? I hope my questions make sense to you. Thank you for addressing my...
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    How to turn off radio?

    Hello, Please help me out. On 2012 Yukon Denali, How can I turn off the radio and leave navigation on? I mean that I can listen navigation voice without having to listen radio. It looks that the radio has to be on all the time. If I don't want to listen, I can only turn down the volume...
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    What tune will BB offer?

    Hello BB, I want to get myself prepared for the incoming tune event. What tune will you offer by connecting the ECU on the event. I know the AFM can be shut. What else besides AFM? My truck is 2012 Yukon XL Denali. Everything is stock with no modification or tunes. Thank you.
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    When will be the next tune event?

    I missed the event in NJ. Will Pittsburgh be the next location? Thanks.
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    Where to buy parts?

    Hello, I got a quote of ~$130 for trans pan gasket(~$30) & filter (~$50) and rear diff cover gasket(~$50) from the dealer. It is much higher than rockauto(~$75). Are the parts the same from rockauto and dealer? Is there a better place to get the parts? Thank you for any suggestion.
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    Happy to change 8 spark plugs, Sad to break AC pipe

    Hello, I just finished 8 spark plugs. Proud of not removing fenderliner or heat shield. But when removing #8, I might break the AC pipe. There is kind of oil drip from top of AC line(red circle in picture). Can someone please tell me what it is? I thought the freon is gas and shouldn't be...
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    Shut off radio when Nav is on?

    I was not able to figure out how to turn off radio while using nav system. The only way I found is to mute the radio when I don't want to listen radio while using navigation. Is there a way to shut down the radio and keep the navigation on?
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    Power steering whistle sound possibly

    Hello, I just got the truck for a week. When driving at a low speed, there is a whistle sound if slightly turn left, the sound disappears if going straight or right. Please does anybody have a similar problem? THX.
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    Got the truck

    Hello, I found it from the local auction. 2012 Yukon Denali XL AWD, Nav, dual DVD, blind spot, 76k $27500+$500(auction fee). Upgrade from a compact car and need time to fit this huge truck as well as gas consumption. I hope the transmission and autoride won't fail me too soon.
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    Hello from a new member and a question

    Hello forum, I'm new to GM family and in the market for a used 07-14 Yukon XL. During my research from looking at CarFax records, I found that most car being registered as commercial or corporation intended to do the first oil change at around 50k miles mark. But the personal registered did...

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