O'Reilly Auto Parts Store #3797 in Castaic, California, offers a wide range of auto parts, tools, and accessories, along with helpful store services. Located at 31675 Castaic Road, this store provides free battery testing, wiper blade and bulb installation, check engine light testing, and resurfacing of brake rotors and drums. They also make custom hydraulic hoses and offer a free Loaner Tool program with a refundable deposit for special tools needed for repairs. Customers consistently praise the helpful and knowledgeable staff, highlighting their friendly and efficient service. Many mention staff members who go above and beyond, such as assisting with wiper and headlight installation or helping customers find the right parts. One customer shared how staff members offered to install windshield wipers and even helped with headlight repairs, with one clerk offering to return when a new bulb arrived. This level of customer support left a strong impression and encouraged repeat visits. The store is appreciated for its good service on car batteries, oil, fluids, and other auto parts. Staff often kindly offer to install purchased items, making the shopping experience smoother. Overall, O'Reilly Auto Parts #3797 is known for excellent customer service, knowledgeable staff, and a wide selection of auto parts and services.
Chris was so polite, professional, and helpful. Thank you!!
July 2026
Our car broke down while passing through Castaic. Robert helped us out by giving us a car diagnostic and connecting us with a local mechanic. We really appreciate his help.
June 2026
the manager Mike was super helpful and helped us fix a coolant leak right on the spot
