The Truth About My GMC Sierra AT4 After 3 Months

After 3 months of owning my 2021 GMC Sierra 1500 AT4, I had a much better idea of what I loved about the truck, what I didn’t, and which upgrades I thought were actually worth making. In this video, I share my early ownership experience with the GMC Sierra AT4 — including the features I liked most, some of the things that frustrated me, and the modifications I considered must-haves. If you're shopping for a used GMC Sierra AT4 or already own one and are thinking about modifications, this is a look back at my experience during the first few months of ownership. 🚙 FEATURED TRUCK: 2021 GMC Sierra 1500 AT4 6.2L V8 4WD 🔍 IN THIS VIDEO: ✔️ What I liked about the GMC Sierra AT4 ✔️ What I didn't like ✔️ Features that stood out after living with the truck ✔️ Early ownership impressions ✔️ Must-have upgrades and modifications ✔️ Things I'd change ✔️ My overall thoughts after 3 months Since making this video, this Sierra has become the foundation for a huge number of projects on Donslife. I've continued modifying, maintaining and testing products on this truck, so check out the channel for my newer Sierra AT4 videos and long-term ownership experience. 🛒 MY AMAZON STORE — TRUCK ACCESSORIES, TOOLS & GEAR I USE: https://www.amazon.com/shop/donslife 🌎 DONSLIFE — PROJECTS, PRODUCTS & RECOMMENDED GEAR: https://www.donslife.com 📷 INSTAGRAM:   / donslifechannel   📧 BUSINESS / COLLABORATIONS: donslifechannel@gmail.com DISCLOSURE: Some links in this description may be affiliate links. If you make a purchase through them, I may earn a commission at no additional cost to you. This helps support the Donslife channel. #GMCSierra #SierraAT4 #GMCAT4 MUSIC CREDITS: Kind Heart:   / kind-heart-free-download   Kind Heart (Free download) by INOSSI is licensed under a Creative Commons License. Return:   / latakz   latakz - Return by latakz is licensed under a Creative Commons License. You Shine: Music by: SKIRK    / skirkofficial   @SKIRKOFFICIAL You Shine by SKIRK is licensed under a Creative Commons License. New Day: Music by: SKIRK    / skirkofficial   @SKIRKOFFICIAL New Day by SKIRK is licensed under a Creative Commons License. Relaxed: Music by: SKIRK    / skirkofficial   @SKIRKOFFICIAL Relaxed (Tropical House) by SKIRK is licensed under a Creative Commons License. Dreams: Music by: SKIRK    / skirkofficial   @SKIRKOFFICIAL Dreams (Free Download) by SKIRK is licensed under a Creative Commons License.