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Selling a used JB4 Tuner with the wireless smartphone kit. Tuner was installed for roughly 2k miles but had to take it off for some warranty work on the car and have decided to not reinstall. Selling for $400 shipped.

Has anyone who didn’t get the front and rear parking sensors had their dealership contact them to get them retrofitted yet? Had the car for over 2 months and nothing yet. Seems like it’s taking a long time especially since all cars coming off the assembly line are getting them again

Has anyone with a CT4-V Blackwing that has the PDR camera figured out what to do for Texas toll roads? Just got my TxTag sticker and noticed how much of the PDR camera it blocks with it temp installed under the rear view mirror spot where it’s supposed to be mounted.

Does anyone know the GM part number for the black lug nuts on the CT4-V Blackwing? I recently placed an order for a set on GM's website and figured everything would be ok, since the order was verified using my VIN and the receipt said they were for a Blackwing. Tried to install them today and...

Can anyone else who has seen a quality PPF job comment on if these defects are to be expected? There are several areas that he will definitely have to correct, like under the front canards, but are the edges that are slightly raised something that is normal or even correctable?

So I just took my CT4-V Blackwing to the dealership to get a piece of carbon fiber replaced because it had some factory defects in it. I’ve got my PDR set to auto record. The tech who replaced the carbon fiber is on video trying to activate launch control for roughly 8 minutes and then revving...

This Summit White CT4-V Blackwing just showed up at Frank Kent Cadillac in Fort Worth for anyone who might be interested. They only sell at MRSP. No useless markup packages or "protection add-ons". Reach out to Cory Session at the dealership...

I looked through all 25 pages of posts and couldn't find one specific for what to look for after the dealer does their PDI. I know a couple people have had some issues. Just wanted to start a thread specific to all PDI things to let the dealer know to do or to not do. Obvious things like telling...