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UThis probably won't be popular, but I think additives are a complete waste of money.. I've had diesels for 25+ years. Never used...
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UUsualSuspect replied to the thread Yukon Denali - Driver's side running board light not working.The passenger side on mine the LED strip went bad. The dealer ordered a new LED strip, replaced it under warranty.
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UUsualSuspect replied to the thread Dealership Diagnostic Time.I would find another dealer. The 2 dealers I use, both scan for codes when the Service Advisor checks the vehicle in, and all of the TSB...
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UUsualSuspect replied to the thread Engine replacement.Dealer told me this is an issue, GM is trying to figure out which supplier(s) are involved, which explains why it isn't every 6.2. There...
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UUsualSuspect replied to the thread 2021 diesel Tahoe engine turn off when driving.If the above are eliminated, did this start after a filter change? If so, check the filter housing and cap. I had an LB7 that used to do...
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UUsualSuspect replied to the thread Just got a notice (dated October) for an "automated driving mapping control module" reprogramming....Took my 2024 Sierra Denali in Friday, they did the recall, and it had a DEF issue, DEF always showed full. Dealer ordered a DEF sensor...
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UUsualSuspect replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.it’s a preliminary investigation, they will ask GM exactly how many engines were produced, how many at each facility (I think there are...
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UUsualSuspect replied to the thread DEF range low.There is an update if you have the issue. My wife's Yukon has always worked like it should, my Sierra, out of the blue it stopped...
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UUsualSuspect reacted to Silverado4x4's post in the thread Engine Issue 2023 Yukon Denali 6.2L only 4k miles with
Like.
Very true, and friend of my brother-in-law is a mechanic at Hyundai he said they are replacing engines in vehicles to at least 1-2 a week. -
UUsualSuspect replied to the thread Engine Issue 2023 Yukon Denali 6.2L only 4k miles.I also run a fleet of vehicles, Ram, Ford, Nissan, Toyota, Mercedes, and GMC trucks, vans, and SUV's. If you think this is isolated to...
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UUsualSuspect replied to the thread Lockup recall - N242454440.They are not replacing the TCV. The recall is updating the software to detect the TCV is going to fail. Once it fails, if it's under...
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UUsualSuspect replied to the thread Unexpected Shut Off.When it stops running, does the electrical die as well, or is it just the engine? This is reminiscent of an issues the LB7, LLY, LBZ...
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UUsualSuspect replied to the thread Transmission Thermal Bypass Valve.The idler gear failed, which is basically the oil pump going south. There is a TSB, in the TSB GM comments it was remediated in the...
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UUsualSuspect reacted to Kenmotorist's post in the thread Just got a notice (dated October) for an "automated driving mapping control module" reprogramming... with Like.
Did the 3 part update too a couple of weeks back on my 23 Suburban Premier. Nothing was noticeably wrong before. Nothing that l’ve...
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UHey, I live in Fargo, ND and drove suburbans for 30+ years with the 5.3 and only minor issues. In 2021 I got a Yukon Denali with the 3.0...
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NHTSA opens preliminary probe into more than 870,000 GM vehicles- Latest: Vladimir2306
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