Dec 16, 2025 · Silverado, Sierra & Fullsize Pick-ups - Chevrolet Silverado/GM Sierra forum for latest news, discussions, how-to guides, and technical help. Platform: Truck, GMT 400, 800, & 900

Oct 29, 2024 · Just bought my first ever diesel -2025 Silverado HD and live it!! im looking to use the torsion keys to bring the front end up about an inch. Will this one inch adjustment affect the ride and …

A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!

Oct 7, 2018 · Good Morning. I have a 2018 GMC Sierra 2500HD SLT 4WD that has the typical GM rake or nose down appearance, and the difference between the front and the rear, is 3.25" I wanting to …

Jul 18, 2020 · This upgraded driveline includes new, larger, more robust front and rear axles, a standard 11.5-inch ring gear on 2500HD models, and a massive 12-inch ring gear on 3500HD diesel models.

Dec 5, 2024 · What did Chevy do to ruin a perfectly good engine? I had a 2020 and was getting 18mpg mixed fuel mileage. My new 2025 with same engine, transmission and rear end is getting 14.5 with …

Dec 8, 2024 · The Diesel Exhaust Fluid (DEF) tank may appear to be empty shortly after beginning a towing trip or it may be difficult to properly fill the DEF tank on some 2020-2025 Silverado 1500, …

A forum community dedicated to GMC and Chevy full size owners and enthusiasts. Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, …

Jul 26, 2024 · New here and also new to Chevy. 2022 2500HD with the Allison 10speed. I do a ton of driving and towing almost at max capacity. I took it to the dealer to have the transmission fluid and …

Feb 10, 2025 · As the title states, looking to get some real-world feedback from 2024 and/or 2025 Duramax owners. A little backstory. I had a 2024 2500LT. Beautiful truck. Zero issues. Sold with 6k …