Recent content by Holy Roller

  1. Holy Roller

    exhaust smell in cab '21 denali

    This is what a regen smells like on a new engine. It’s a hot wax or new furnace odour. This smell is the assembly lubes burning off the engine and associated parts. 100% normal. Likely will never smell again after another month or two.
  2. Holy Roller

    Diesel Engine Incorrect Calibration? N212355140

    Suspect the calibration is related to the daytime running light interaction with the turn signals. As for $90 for bogus inspection, well, you live in Alberta.
  3. Holy Roller

    Summit White or White Frost Tricoat

    One thing to consider is that White Frost has one more coat of paint than Summit. So it is a thicker paint job, if that’s a consideration for you.
  4. Holy Roller

    exhaust smell in cab '21 denali

    That’s exhaust odour before emissions treatment. Either at first start up - or your leak is somewhere near the engine itself.
  5. Holy Roller

    Real differences between Yukon and Tahoe

    Mechanical one requires more than one revolution of the tire to engage. Electronic one requires less than one revolution to engage. A single revolution doesn’t sound like much, but it’s over eight feet of travel. Sometimes a G80 may require two or three revolutions before locking. Now we’re at...
  6. Holy Roller

    Real differences between Yukon and Tahoe

    High Country is G86 mechanical locker. Denali is G96 eLocker. If RWD, High Country gets 1 MPG better highway than Denali.
  7. Holy Roller

    Engine oil additive in 22 Yukon 5.3?

    You made the right decision.
  8. Holy Roller

    Gm Brembo upgrade added...sluggish acceleration and much lower mpg.

    I agree. Increased rotational mass was the first thing that I thought of.
  9. Holy Roller

    2022 Yukon Denali Suspension Wobble

    It sounds like what you’re describing is called head shake. It’s a function of the height of the vehicle. In specific how high your head is above the road. The higher you are the more lateral movement your head makes when the tire rolls over a bump or into a hole. You can reduce this by...
  10. Holy Roller

    2.7 Turbo

    I think it’s inevitable.
  11. Holy Roller

    Popping noise after rain/carwash?

    Sunroof drain tube. Well documented issue.
  12. Holy Roller

    Interior pics?

    Dye transfer from denim a well known phenomenon with any light-coloured leather. Source: More than 14 years living with a cashmere leather interior.
  13. Holy Roller

    Denali Duramax: Expectation vs. Reality

    As already mentioned, diesels work best when run all day. Particularly on the highway. But diesels can be used as grocery getters and mommy mobiles as long as your usage falls within the following suggested guidelines: Diesels should never be started and stopped with less than 60 seconds...
  14. Holy Roller

    Magnetic Ride Control vs Air Ride Suspension

    All air ride include mag ride.
  15. Holy Roller

    2023 Colors

    GMC Frosted Pine Metalic and Cadillac Dark Emerald Green Metalic share identical paint codes: RPO G6N, WA-619G
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