I have a 09 Yukon Denali. I'm getting one FM station with a decent signal. All the other FM stations are poor if not there at all. This must be a common GM issue cuz my 02 Sierra basically has the same issue but worst. My wife's MDX has no issues. I doubt it's our location. Anyone?
So, I've been struggling with this engine knock in my 09 Yukon Denali. I've decided to take it into the dealer. Service adviser almost with out hesitation thinks I have a collapsed lifter. So maybe in a week I'll know for sure.
I also will have my exhaust manifold bolts replaced as I have a...
So, I've been struggling with this engine knock in my 09 Yukon Denali. I've decided to take it into the dealer. Service adviser almost with out hesitation thinks I have a collapsed lifter. So maybe in a week I'll know for sure.
I also will have my exhaust manifold bolts replaced as I...
I think I discovered my actual problem. My 09 Denali has been knocking on cold starts. First thought was piston slap or lifter tap. Neither seem right due to how long it takes for the knock to go away etc. Truck idles with no knock, only when accelerating. With the motor/trans cold I got...
Anyone think I should be concern with the cold start knock I get on a 50-80+ degree day? My concern is that it won't actually fade away until the engine has ran for 10min at 200-210 degrees. Once she is hot everything seems normal.
I've read about this issue should only persist on avg...
Hello,
Ok, I have a 09 Yukon XL 6.2L that has a rough idle when cold started. Takes about 6-10 sec for the idle to smooth out. Basically it's runs like I have a cam with a 112 LSA. Now I have codes P0175 & P1400. Note P0172 & P0174 are showing in the history. I've read a few threads...
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