Smog Check in National City, CA

Certified Smog Inspection Station in National City

Need a smog check for registration? MCI Auto Repair provides certified smog inspections in National City with quick turnaround and accurate results.

We make the process simple and stress-free.

What Happens During a Smog Test?

We inspect:

• Emissions system

• Exhaust system

• Onboard diagnostic system (OBD-II)

• Check Engine Light status

If your vehicle doesn’t pass, we provide clear next steps.

When Do You Need a Smog Check?

In California, most vehicles require a smog inspection:

• Every 2 years

• When renewing registration

• When selling a vehicle

If your DMV renewal notice says you need a smog test, we’ve got you covered.

Check Engine Light On?

If your check engine light is on, your vehicle will likely fail a smog test. We offer engine diagnostics to identify and repair the issue before retesting.