The module has to be programmed before it is any good. I purchased the module online and had GMFLASH program it. It is a bear disconnecting it from the harness so be careful. You can have the dealer program it on the vehicle but it is expensive.
In 2015 I decided to purchase a bigger tow vehicle to tow my boat. I purchased a 2007 Yukon Denali with 144,000 miles on it. Since owning this Yukon I have been constantly having the "Check Suspension" message every time I tow or go on long distance rides. I have changed my air compressor...
Thanks for the welcome! I fish for Striped Bass, King Salmon, California Halibut, Rockfish, Lingcod, Blackbass and Dungeness crab. I would chase tuna but I need a bigger boat.
Thanks for the welcome. I will follow up with some pics later. Got some minor surgery coming up and lots of stuff to get done before. I see we both have 2007s. I am just getting my suspension module program and should get it back at the end of the week, hope it was the issue.
What ever you decide make sure you run a scan on the vehicle and check the suspension on it. I myself would go with a 6 speed transmission especially if you are towing. Make sure you have a factory tow package otherwise you have to add a transmission cooler or the vehicle will probably...
It sounds like the CPU has identified a system problem and is trying to slow down the problem. When you mention 3k rpm lock and if you can only go like 40 mph I remember reading that when I was working on my Stabilitrak. Just a thought. You didn't mention a check engine light so it probably...
Hi All,
I have a used 2007 Yukon Denali to tow my boat and take trips with. I live in South San Francisco, CA and I am pretty much surrounded by salt water. I am retired and love to fish and golf. I do most of the repairs on the Yukon myself so I found this Website and now I am hooked...
Hi, just some input from my experience with a transmission problem. The transmission, according to my mechanic, is controlled by a module. I would have a shop or mechanic who kind of specializes in GM's put it on their scanners and give you a report on the issue. I believe even though your...
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