🔥 ACDelco GM D515C Ignition Coil: Genuine Original Equipment for Improved Performance Review

I have a genuine ACDelco part, not Denzo (although Denzo was OEM on my car). I installed 6 coils, everything works great. I've made up for the power loss, my gas mileage has increased and the feel is much stronger compared to the old coils. I took a chance with this seller because the price was very low compared to other sellers online and in brick and mortar stores. Only time will tell if these are fake or if other sellers are slashing prices.

So searching for parts on Amazon shows this part does not fit my 2007 Saturn XR 3.6. I had my doubts about the system so I checked the parts with Rock Auto and O'Reilly and it was the same part number. Decided to buy 6. As soon as they arrived I noticed that the part said Denzo not AC Delco and I got worried. So I took them to a Chevrolet dealer parts department and they confirmed that the ignition coil was fine. You said that AC Delco outsources some of its parts. After installation, the…

I have a 2008 Cadillac CTS that was having problems with misfires at low rpm. So I changed all the spark plugs hoping that would fix the situation but no luck. Then my check engine light came on and the code said cylinder number 6 was the specific cylinder that was missing. Knowing I had already replaced that spark plug, I went to an auto parts store and bought a new $75 Denzo coil. I then replaced the broken coil and it fixed it perfectly. About a month later the engine cut out again. After…