2021 DURAMAX 12,000 Mile Review. (oil change and grease)

I have had my Duramax for 6 months. You guys asked for a review of my pickup when I bought it, so here it is!
Installed Accessories:
Truck Defender full front bumper
Truxedo Lo Pro cover
Duha under seat storage
B&W turnover ball
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YOU CAN ALSO FIND TONY ON:
***Instagram: / fast.ag.mt
***Facebook: / fast.ag.mt
***Twitter: / fast_ag_mt
***Website: www.fastagmont...
***FAST AG APPAREL (as well as MN Millennial Farmer, Welker Farms, Larson Farms, Beaver Vineyards, Sonne Farms, Brian's Farming Videos, and so many more):
farmfocused.co...
****FAN MAIL****
Tony Fast/Fast AG
PO BOX 267
Glasgow, MT 59230
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~~~Brunt Boots Discount Code "FAST10"
bruntworkwear.com
~~~Check out Phiber here, where we got our DASH from:
phiber.ca
~~~Check out May Wes Manufacturing here:
www.maywes.com
**Tony's Ariat Links:
www.ariat.com/...
And... Get 10% Off Any Ariat Order with Email Sign-up:
www.ariat.com/...
***Tony's Amazon Gear:
www.amazon.com...
Music
www.epidemicsound.com
www.bensound.com