diesel

Hey all, Another post with a question for all the diesel owners out there. It turns out the Duramax engines don't do so well on US diesel fuel due to its level of refinement. Seems the fuel pump does not get properly lubricated and it can result in metal in the fuel system and engine. Sadly this...

I have a 2015 GMC Sierra HD 3500 Denali diesel that will not maintain RPM nor shift from 4th to 3rd gear when towing a heavy load up hills. Speed will decrease until about 40 mph before it will shift. I've had similiar GMC trucks for 18 years, towing basically the same type of load. Never had...

I've had my radar detector (escort 9500ix) for a few years now, but finally decided to hard wire it to my newer truck - 2013 Sierra Z71 4x4 Crew Cab SLE Diesel 6.6. I had it hard wired in my old sierra (2006 2wd gas burner), just rigged up in the fuse box with an add a circuit to a fuse that...