General Motors is warning owners of almost 800,000 2010-12 vehicles that they may need oil changes more frequently than their onboard oil monitoring systems are telling them.
After high warranty claims on several models with four-cylinder engines, GM will reprogram software to make oil change warning lights go on sooner.
The change only affects 2010-2012 Chevrolet Equinox, GMC Terrain and Buick LaCrosse and Regal models with 2.4-liter LAF and LEA four-cylinder engines.
GM sent letters asking 778,956 owners of those vehicles to take them back to dealerships. The service will be done at no charge until Feb. 28, 2015.
The program involves vehicles in the United States as well as any affected vehicles that were exported.… Read more