Posted on 8/12/2025
When your Cadillac's onboard computer turns on the "check engine light" it usually is not a cause for celebration. In rare cases, it could be something as simple and inexpensive as the gas cap no longer sealing tight, and a simple gas cap replacement is all that's needed. Unfortunately, there are literally thousands of conditions that could cause the check engine light to be illuminated. At South Denver Automotive, our nationally ASE certified technicians will inspect your Cadillac, and will perform thorough testing to get to the root cause of the problem. From faulty spark plugs, ignition coils that need replacement, bad oxygen sensor, to emission issues and even catalytic converter problems, we will get your vehicle diagnosed and repaired right. In order to expedite the testing, we not only employ highly skilled technicians, but we also provide them with state-of-the-art diagnostic tools, and access to nationwide databases to allow them to rapidly test and diagnose ... read more
Posted on 5/5/2024
At South Denver Automotive we offer comprehensive auto care, including check engine light diagnostics and repairs. Check engine light (CEL) is a warning light that can come "on" for a variety of reasons; actually, hundreds of conditions can cause the onboard computer to turn on the CEL. CarMD.com, a company that provides car owners with information about check engine light repairs, has been providing yearly studies of the top reasons for the check engine light warning. After analyzing over 15 million reports submitted in 2023, here is what they found: 1) Catalytic converter replacement– unfortunately catalytic converter thefts continue across the country, hence catalytic converter replacement is the first item on the list. 2) ... read more