Merrill's Smog Check and Repair

Smog inspection station

4.8 4.8 from 351 reviews

Own Merrill's Smog Check and Repair? Claim this listing free →

Merrill's Smog Check and Repair is a smog and emissions station in Fontana, CA. It holds a 4.8 star rating from 351 customer reviews. Read the reviews and hours below, or call (909) 356-1400.

Services Offered

Air & cabin filter replacementAir conditioningAuto engine diagnosticBatteryBrakesElectricalExhaustOil changeSteering & suspension repairSpark plugsTune upBrake service & repairElectrical repairAftermarket intake installCatback exhaust installationCooling system

As listed on its Google Business Profile. Own it? Claim the listing to set your own list.

Address16600 Merrill Ave, Fontana, CA 92335

MapOpen the map →

Phone(909) 356-1400

Websitehttp://merrillssmog.com/

Also onGoogle Yelp Instagram

Good to knowComes to youWheelchair accessible entranceWheelchair accessible parkingOil changes

PaymentsCredit cards, Debit cards, Tap to pay

Hours

See the full week

Monday	9 AM to 5:30 PM
Tuesday	9 AM to 5:30 PM
Wednesday	9 AM to 5:30 PM
Thursday	9 AM to 5:30 PM
Friday	9 AM to 5:30 PM
Saturday	9 AM to 3 PM
Sunday	Closed

Merrill's Smog Check and Repair Reviews & Ratings

Customer reviews 4.8 4.8 · 351 reviewschecked 2026-09-18

5 star322

4 star18

3 star2

2 star2

1 star7

What Customers Mention

The topics that come up most in its Google reviews, and how many reviews raise each one.

Smog check 34Oil change 25Quality work 8Honest staff 6Polite staff 6Car inspection 3Clean waiting room 3Short wait time 2

Used this smog station? Leave a review.

Your review appears right here after a quick check. Stick to your own experience — no personal info, no promotion. Your email is never shown.

FOR THE OWNER

Is this your business?

Claiming is free and takes about five minutes. You get to fix the details, add photos, answer reviews, and show a verified badge that puts you above the unclaimed listings in Fontana.

Claim this listing free → Add a different business

No card, no contract. Run a shop crew? See the Supercanic franchise program.

Text a Repair AI That Knows Your Car.

Text (413) 288-6349 what the vehicle is doing. It decodes your VIN, checks the open recalls, and walks you through what to check first, in plain words. The first two answers are free.

Text (413) 288-6349

Need Work Done in Fontana? Get a Free Quote.

Tell us what the car is doing. A local mechanic calls you back, most requests get a call back the same day. No fee, no obligation.

💬 Request a Mechanic Quote →

What Car Repairs Cost in Fontana, CA

Typical independent shop prices at California labor rates, parts and labor, for a midsize car. Each guide shows the price for your vehicle and what to ask before you pay. See all 91 repair cost guides.

Catalytic converter replacement cost $420 to $1,750 Oxygen sensor replacement cost $120 to $510 EVAP leak repair cost $140 to $740 EGR valve replacement cost $210 to $840 Purge valve replacement cost $110 to $460 Exhaust leak repair cost $150 to $690