Marky Dissod's latest activity
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MThose value look perfectly normal for the mileage you have. What does the pressure goto when cruising at 55pmh? How about idle to 35...
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MMarky Dissod reacted to K2 Kaiju's post in the thread $64 for 8-Quart Full Synthetic Oil Change at local GMC dealer with
Like.
What about the 2 beers you get to drink while changing your own oil - will the dealer let you drink em in the waiting room? Jokes aside... -
MMarky Dissod replied to the thread 2023 Tahoe/oil additives.If I could talk 'em down to $2,875 for the 6 yr 60k warranty I'd consider it, 'cause it's likely you'll spend $2,875 fixing its various...
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MMarky Dissod reacted to mountie's post in the thread Tahoe LTZ chrome wheels - nasty marks - help needed with Like.
My first impression is...... Your wheels are polished aluminum, with a clear-POWDERCOAT. CLR and other solvents will etch the aluminum...
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MMarky Dissod replied to the thread Lug nuts??.Some GMT800s had rear drums, but nearly all of those were pickup trucks. If I learn of a GMT900 with rear drums, that'll be a lesson...
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MMarky Dissod reacted to Fless's post in the thread Slight miss at idle, poor MPG, sooty exhaust pipe, No codes. 250K with Like.
The other thing to check is individual cylinder misfires with a scanner that can show them by cylinder. Might give us a clue. As...
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MMarky Dissod replied to the thread 2023 Tahoe/oil additives.If you have no clue which specific oil additive - THE oil additive? REALLY? - then there's no way to know if the additive is helpful...
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MMarky Dissod replied to the thread Oil pressure low.Believe it or not, this is quite imprecise. Since winter is coming, I recommend NON-high mileage 5W30 synthetic from Mobil1, Valvoline...
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MYour scan tool is only going to tell you what your sensor is reading. It doesn't have its own source to get that data from. It is a good...
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MMarky Dissod reacted to justchecking's post in the thread Practical repurpose of second battery ? with Like.
Mine is set up so the primary passenger side battery is used for every thing. The second drivers side battery is only used for starting...
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MMarky Dissod replied to the thread How often do you go WOT aka "Italian tune up"?.Long story as short as possible: Deceleration Fuel Cut Off A bit longer: Usually (when the TPS% is more than 0.0%) the engine turns the...
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MMarky Dissod reacted to j91z28d1's post in the thread 2013 Yukon Denali Hybrid AFM Delete won't pass emissions with Like.
hptuners will disable afm and all monitors will set. I have done it on my 2011. so don't listen to anyone that says a hybrid can't be...
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MMarky Dissod reacted to ReaperHWK's post in the thread Flashing engine light then no AFM cylinder deactivation with Like.
You changing with synthetic oil every 5k?? Clean oil is paramount to keep these engines running well with AFM. I have 160k miles on my...
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MMarky Dissod reacted to Doubeleive's post in the thread 2013 Yukon Denali Hybrid AFM Delete won't pass emissions with Like.
it's never going to be ready until you get rid of that dongle and get a proper tune, the hiccup here is it's a hybrid so someone has to...
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MMarky Dissod replied to the thread How often do you go WOT aka "Italian tune up"?.There's a road speed under which, if you stomp it suddenly, it'll make a big to-do out of a multiple downshift, followed by jumping over...
