McHenry Smog Center is a reliable and efficient smog check station that consistently provides quick, friendly, and affordable service. Customers appreciate the center's ability to accommodate same-day and weekend appointments, with many reporting being in and out in under 30 minutes. The staff is praised for their diligence, even taking the time to assist customers with vehicle issues and DMV registration. Whether it's a routine smog check or a more complex test for an older vehicle, McHenry Smog Center is known for its competitive prices and commitment to customer satisfaction. Many customers have made this their go-to spot for all their smog-related needs.
Took a Miata there got it done under 30mins, easy process
September 2026
We’ve been coming here for decades for a variety of cars and trucks (new and old). They are quick and honest.
August 2026
Super fast and convenient. Good pricing. For much older vehicles I reccomend to call ahead and schedule. They do accept walk ins. Normally a very busy smog center.
