GM Vortec Oil Consumption Class Action Certified Lemon Law, Warranty Extension, RecallJoshua ValeroJune 29, 2020Chevrolet Silverado, Chevrolet Tahoe, GMC Sierra, GMC Yukon, Oil Consumption, Oil Consumption Class Action, Chevrolet Avalanche, Piston Failure, Piston Wear, GMC, Chevrolet, General Motors, Berman v. General Motors, Sloan v. General Motors, Class Action