I hope that it’s the case. I can feel air tick my hand when running after sat over night It’s also down below 30 at night here. As weather got noticeably cooler the noise was more prevalent until warmed up
Well I think I found the source of the noise. I checked over everything today and decided to double check the exhaust manifolds. Turns out I’m missing the bolt closest to firewall on drivers side
Park and idle It’s there when first started up in morning and then it comes full on when I accelerate. Doesn’t matter if I’m in gear or parked At first I thought it was just my cai. Now I’m kinda questioning that
Just at initial start up for maybe 30 secs to a min. Had the gm shop here say it could be a lifter but they would venture to say its piston slap. Who knows. All I know is it goes away. If it was constant I would be pulling heads for sure
Mine has around 1000 on the oil change and so far so good. The pressure is 45 on start up(45-50 degree outside) after running and warmed up 20 mins or so it will sit at around 35-30 depending on how warm it is outside. When I give it gas it instantly jumps up to past 45 and sometimes I’ll hit...
Hey guys thanks for the replies. Sorry I’ve been away a while. Busy with kids and work. Is this an issue that needs to be addressed right away? Pressure never drops far (5psi). If it’s needed ASAP I’ll have to take a day off here before it gets too cold and just do pump and o ring. No strange...
hey guys. The Denali has been making this whistle noise for awhile now. I thought it was due to the cold air intake i installed but not so sure now. It literally sounds like a turbo spooling while give it the gas and instantly goes away when I’m off the throttle. Any ideas if the aluminum tubing...
hey guys. So I’m wondering if I have a pinched o ring and pump going out or if it’s just a pressure switch/screwy connection some where. Anyways after a drive around town unnoticed when I put the Yukon in park the oil level would bounce around from 35-30 Just a low drop for a second or two and...
hey guys. Did a search and still can't really find anything of help. My passenger side works fine drivers will either come on for a few secs and shut off or it will not stay on at all. Lights up when I hit the button but shuts off immediately. I can also hear a click under the seat everytime it...
Mine doesn't really seem to go away now but I read somewhere that you reset them by removing fuse and clearing out the program it has stored in it. I'll try Monday
inhave this noise that sounds like something pumping or maybe like a liquid sloshing around behind my dash. I took a video and here it is. Can't hear anything but motor running under the hood and inside if you listen real close you can hear this. Any ideas?
As he already stated but it sounds like a line broke. These are notorious for lines rusting and bursting. If there isn't any fluid in the res than add some and watch for the leak
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