Open the hood and find the dipstick and tube. It's usually located near the transmission. Remove the dipstick by pulling it out. Set it aside on a clean surface. Remove the Old Dipstick Tube. Check for any bolts securing the tube to the transmission. Use a socket wrench to remove these bolts. Carefully pull the dipstick tube away from the.. 2017 Silverado 6.2L High Country 4 X 4. I had a 2009 Cadillac CTS it never had a dipstick for the transmission also. Also, it was cited that owner are their own worst enemy when it come to transmissions.. All they do screw it up. Mike 2024 GMC Sierra Denali 3.0L 4wd 2022 Polaris RZR XP 1000 Ride Command 2017 John Deere X738 Snow Blower.
Not sure about 2017 but a 2020 Z71 5.3L 8 speed transmission takes Mobil 1 HP BLUE label (dont let someone tell you that the black label is the same). Reply reply More replies theEVILone13. Checking and adding transmission fluid to your 2017 GMC Sierra is a relatively straightforward process. Here are the steps you need to follow: Start your vehicle and let the engine warm up to operating temperature. Locate the transmission dipstick, which is usually labeled and located near the back of the engine bay.