rattle

Hi Gang - my 2017 Yukon Denali has 81k miles. Today, she presented me with a new puzzle. While sitting still, transmission in Drive, brake applied and not moving, at idle; there is a new rattle under the hood. That rattle goes away when I apply the slightest load. To me, it sounds a little...

In June I purchased a 1500 Sierra Crew cab and was loving it up until about 4,000 miles. I'm now at 9,500 miles and every time I drive it I'm frustrated with the rattling noise I hear. Sounds as if the noise is coming from up under the upper dash near the windshield on the drivers side. Every...