Webjan 13, 2024 · the transmission fluid capacity can vary depending on the specific model and engine configuration of your sierra. However, as a general guideline, the transmission fluid capacity for the 2018 gmc sierra ranges from approximately 11 to 13 quarts (or. Webjul 20, 2023 · dexron vi automatic transmission fluid: This is the best transmission fluid for gmc sierra 1500 according to the automaker. It should be used in all 2006 and later. Web2018 gmc sierra 1500 pickup transmission fluid. Using a properly formulated transmission fluid for your gmc sierra 1500 pickup can protect your vehicle from.
