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2024 GMC Sierra 1500 AT4X - 10K, 12K, 15K – 36 OR 39 MONTH – 51054 Is the 6.2 or the 3.0 diesel different for MF and RV? Also, if this matters, will be used with GMS Friends and Family code.

I just bought a new 2004 Duramax Chevy, extended cab with short box. I filled the tank at 226 miles and showed 17.2 mpg.

Learn more about GMC Sierra 1500 at the Edmunds.com Car Forums! Read real discussions on thousands of topics and get your questions answered.

I just installed a Volant cold air intake on my 2006 GMC Sierra 2500 HD with a 6.6L Duramax diesel engine.

Talk about problems with your Duramax - as well as the older 6.2 and 6.5 diesels - here!

2022年9月2日 · Ask your 2023 Sierra lease questions here! Get information on money factors, residuals, incentives, deals, payments and prices.

My 2005 GMC Sierra diesel had the same problem last saturday I took it to the local dealer today and they called me 8 hours later and told me it was the wiring harness to the injectors. total cost w/ parts and labor will be $565.00

There's a gm bulletin (05-06-04-047b). This describes how to repair a common problem with 2004-2005 gmc sierra with Duramax diesels that have reoccuring cylinder bank shut down TDCs p2146 or p2149. It says to repair the injector connectors and install the injector harness support kit.

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