Williams Independent Auto Repair & Smog

Located at 9435 Sierra Ave., Fontana, CA 92335, Williams Independent Auto Repair & Smog operates as an auto repair shop serving Fontana in California. This page gathers the practical details people usually look for before visiting: where it is, how to reach it, when it opens and how customers rate it. Google also lists it under transmission shop, which is worth knowing if you are comparing several options in the area.

Auto repair in the United States is split between independent shops, dealership service departments and national chains. Independents handle most routine work (oil changes, brakes, tune-ups, check-engine diagnostics) at lower labor rates and often specialize in one make or in imports; dealers keep factory tools, software and warranty authority; chains sell speed and standard pricing on maintenance items. Most shops charge a diagnostic fee, credited toward the repair if you go ahead, and quote parts and labor separately. Certification matters: look for ASE-certified technicians and, in many states, a state repair license posted at the counter. Written estimates are required by law in most states before work begins, and you are entitled to your old parts if you ask.

Hours are published for 6 days a week. Typical hours are 8 am–5 pm. Note that it does not open on Sunday. Hours in the United States do change around federal holidays and long weekends, so a quick call before a special trip is sensible. You can reach Williams Independent Auto Repair & Smog at (909) 428-6805; calling is usually the quickest way to ask about availability, prices or directions.

Customers rate it 4.5 out of 5 on Google across 54 reviews, placing it among the better-regarded auto repair shops in Fontana.

Fontana is in California, on the West Coast, where the climate ranges from foggy coast to hot inland valleys, wildfire season can affect air quality in late summer, and traffic is the main thing to plan around. US addresses list the street number and name, then the city, state abbreviation and ZIP code, and Fontana follows the same pattern; a suite or apartment number such as Ste 200 refers to a unit inside the building. The map link on this page shows the exact spot.

See the other auto repair shops in Fontana listed below to compare ratings, hours and locations before you decide. Details on this page come from public sources and may change; confirm anything important by phone before relying on it. Business owners can claim the listing to keep it up to date.