Where is the oil drain plug on a 2008 Cadillac STS?
The oil drain plug on a 2008 Cadillac STS is located on the bottom of the oil pan, which is situated underneath the engine. To access it, you'll need to get underneath the car, likely using ramps or a jack and jack stands for safety. It's usually a fairly standard bolt, but it's advisable to consult your owner's manual for a diagram and specific instructions. The manual will also specify the type of oil and the correct amount to use when refilling. Always prioritize safety when working under a vehicle.