GM Repair & Smog Service Specialists Hanford
GIOS SMOG & AUTO delivers expert repairs, maintenance, and emissions checks for all GM vehicles in Hanford.
General Motors vehicles cover a broad spectrum of cars, trucks, and SUVs, each with unique engineering and service needs. At GIOS SMOG & AUTO, our ASE-certified technicians are equipped to handle GM makes, including Chevrolet, GMC, Buick, and Cadillac. We use advanced diagnostic equipment to identify issues and apply manufacturer-approved repair procedures. Whether you need an oil change, brake repair, or engine diagnostics, our team ensures your GM vehicle receives top-tier care, maximizing reliability and safety for Hanford’s driving conditions.
GM Vehicle Repair & Maintenance in Hanford

GM Smog Checks & Emissions Testing
California’s emissions requirements can be challenging, but GIOS SMOG & AUTO simplifies the process for GM vehicle owners. We offer smog checks and emissions repairs for late-model GM vehicles, using cutting-edge equipment and up-to-date methods. If repairs are needed, our technicians explain each step, ensuring transparency and quick turnaround. Hanford’s warm weather can impact emissions systems, but routine service at our shop keeps your GM vehicle compliant and running clean.
The GIOS Difference for GM Owners
GM owners appreciate our commitment to honesty, fair pricing, and customer satisfaction. We provide warranty-backed repairs, a comfortable waiting area, and ongoing technician training to stay ahead of GM advancements. As a family-operated business, we value building trust and long-term relationships, ensuring your GM vehicle is cared for with expertise and respect.
Our Services
Comprehensive GM Vehicle Solutions
Experience transparent communication and reliable service for your GM car, truck, or SUV.
GIOS SMOG & AUTO
421 West 4th Street, Hanford, CA 93230, United States




