Aug 21, 2025 · This is a discussion forum for GMT800 chevys and gmcs.

May 11, 2025 · Hello! I have a 2000 Silverado 1500 with the 4.8 that has 140,000 miles on the engine. It’s been acting strange recently. If I drive it for over an hour at highway speeds or for over 30 …

Mar 16, 2025 · My fuel lines were very rusty. There are many flexible lines available, and after looking over reviews, I bought a set of Dorman; they look very well made. I raised the truck on jack-stands. I …

Apr 13, 2025 · I think I overheated my TC, it is a 246 NP8 in a 99 Sierra 2500. Appears to be working for now. I have seen them for $200 used on fb marketplace, AZ has a Zumbrota for like $1500 or so, …

Oct 9, 2025 · New here so I thought I’d introduce myself. I’m on my second GMT800, an 06 1500 crew cab that I bought with a bad transmission. My first was an 05 Duramax crew cab I made the mistake …

Aug 13, 2021 · Has anyone tried the brake upgrade using the 2019 and up rotors and four piston calipers? Found this video on it. Looks like a big improvement over the stock setup.

Jan 9, 2025 · Our Yukon has Auto Ride, but somewhere along the line normal shocks were installed and the Service Ride something light stays on all the time. Is it worth restoring the Auto Ride feature? …

Jan 19, 2025 · List of parts needed… -factory fog light housings from Amazon -880 fog light harness from Amazon iJDMTOY Wiring Harness https://a.co/d/3A8VCWh Next remove your grill, parking …

May 1, 2014 · What head unit/radio are you running in your truck? Pictures and what you like/dislike about them, difficulty of install, were modifications required etc...

Apr 2, 2025 · Does anyone know of a source other than Dorman to get HVAC controls from? Mine has been dying for a number of years, but it is getting worse now. A few years back my AC wasn't …