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3:23 towing and rating ?

Luke Martin
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flyingfool Senior Enthusiast

flyingfool

Posted
Posted (edited)

shit the 5.3  with 3.08 gears can tow 9000lbs  no prob, just keep it at 55-mph, use tow haul, and keep it out of drive, use 4-5  gears. you definatly need to remove the trans thermostat.!!!!

Edited by flyingfool
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1SLOW1500
1SLOW1500

I was just going to say that I will call GM engineer buddy and get a answer to why. It is got to be marketing and software of the trans/engine combo. Like load vs the torque management in gear vs warr

Nitrousbird
Nitrousbird

All in the Owner's manual: https://my.gmc.com/content/dam/gmownercenter/gmna/dynamic/manuals/2018/GMC/Sierra/2018-gmc-sierra-owners-manual.pdf   As for the ring gear, that only applies to 5.

Bmech
Bmech

I have a 2018 Sierra with the 6.2 and Max Trailer package (2wd).  I have around 3000 miles on it and it's averaged 18.5 mpg since I drove it home from the dealer.  I did a 1000 mile road trip with it,

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