The "Change Oil" message displayed on your Chevrolet Silverado's gauge cluster is part of the Oil Life Monitoring System, standard on many GM (General Motors) vehicles. The message appears when it's time for an oil-change; the interval is based on your driving habits (for example, it may...
The oil-change light in your 2000 Camaro turns on for 60 seconds after the engine is cranked, if the system detects the vehicle needs an oil change. This monitoring system analyzes oil quality based on engine rpm's and engine temperature. The light usually comes on between 3,000 and 7,50...