ADEQ

Smog inspection station
Opens at 8:00 AM
4.6 (706 reviews)
1851 W 1st Ave, Mesa, AZ 85202

About

ADEQ is a provider of emissions testing and vehicle inspections in Mesa, Arizona. Their emissions testing service helps ensure vehicles meet state standards. Customers frequently mention quick service and friendly staff, making the process efficient and pleasant. Many reviews highlight minimal wait times and clear communication from their team. ADEQ is known for their thorough approach to testing and fixing emissions problems. They also offer services to repair components like catalysts and oxygen sensors. Located conveniently in Mesa, Arizona, they focus on emissions and vehicle inspections, not general auto repairs. Customers appreciate the quick turnaround and helpful staff that make vehicle inspections straightforward.

emissions testing vehicle inspection obd testing Mesa Arizona auto emissions smog check

Services Offered

emissions testing
Vehicle Inspection
OBD-II Diagnostics
Check Engine Light Diagnosis
Emissions-related repairs
Catalytic Converter Service
Exhaust Repair
O2 Sensor Replacement

What Customers Say

Review Summary

Customers generally have positive experiences at ADEQ, noting short wait times and friendly service. Many highlight how quickly they are in and out, often within minutes. The staff is described as professional and helpful, providing clear explanations. Some reviews mention that the service style may vary, but overall satisfaction remains high. Pricing is perceived as fair for the thorough inspections provided. People appreciate the efficiency and convenience, especially during busy hours when wait times can be minimal. Although some customers experienced longer waits during peak periods, the staff’s friendly attitude and quick processing make the experience better than expected.

Hours Closed
Mon 8 am–5 pm
Tue 8 am–5 pm
Wed 8 am–5 pm
Thu 8 am–5 pm
Fri 8 am–5 pm
Sat 8 am–5 pm
Sun Closed

Frequently Asked Questions

Discover quick and comprehensive answers to common questions about our platform, listings, and services.

ADEQ is located at 1851 W 1st Ave in Mesa, Arizona. You can visit during business hours to complete your emissions testing and vehicle inspection.
ADEQ offers emissions testing, vehicle inspections, OBD-II diagnostics, check engine light diagnosis, and emissions-related repairs such as catalytic converter and exhaust services.
Yes, ADEQ provides emissions testing and smog checks in Mesa, Arizona. They focus on helping vehicles pass state emissions standards efficiently.
Their hours are Monday through Saturday from 8 am to 5 pm. They are closed on Sundays, so plan accordingly for your emissions testing needs.
You can contact ADEQ by phone at plus 1 602-771-3950 for questions, appointments, or service inquiries. Visit their website for more details.
Appointments are not strictly required, but it is recommended to call ahead during busy periods to ensure prompt service at ADEQ in Mesa.
Service typically takes around 10 to 15 minutes, depending on how many vehicles are waiting. The staff works to complete tests quickly and efficiently.
Customers say ADEQ provides quick, friendly service with minimal wait times. Reviewers appreciate the professional staff and clear communication during their emissions testing experience.

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Making the Most of Your Visit to ADEQ

Choosing the right emissions testing or smog check station in Mesa, Arizona can save you time, reduce stress, and help ensure your vehicle passes its inspection on the first try. ADEQ is one of the licensed smog check locations in the area, and preparing properly before your visit can make the process smoother.

Understanding Arizona Smog Check Requirements

Emissions testing and smog check rules in Arizona vary by vehicle type, registration ZIP code, and model year. Since requirements can differ even within Mesa, confirm what applies to you before heading to ADEQ. Our Arizona emissions testing guide outlines current 2025 rules, exemptions, and testing intervals.

Before Your Smog Check

To help make your emissions test quick and successful, consider preparing the following:

  • Confirm your registration address requires testing.
  • Ensure your check engine light is off and no recent codes have been cleared.
  • Warm up your vehicle by driving 10 to 15 minutes before testing.
  • Bring your registration or renewal notice and a valid photo ID.

Why Reviews Matter

Customer experiences can vary, so reading feedback from other drivers can help you understand what to expect. ADEQ currently has 706 reviews, which can provide insights into service quality, wait times, and professionalism.

"Clear communication and preparation make your smog check easier. Ask ADEQ about wait times, retest policies, or emissions repair services if you have concerns."

Visit Checklist

  • 1
    Verify Certification

    Ensure ADEQ is an active, licensed smog check station in Arizona.

  • 2
    Check Reviews

    Read recent customer feedback from other Mesa drivers to understand typical wait times and service quality.

  • 3
    Confirm Services

    Call ahead to confirm the types of smog checks and emissions tests offered and whether appointments are required.

  • 4
    Bring Required Documents

    Have your registration or renewal notice, ID, and any required paperwork ready when visiting the station.

  • 5
    Ask About Retest Policies

    Some stations offer discounted or free retests if your vehicle fails. Ask for details up front.

* This guide is for informational purposes only. Always confirm emissions testing requirements and smog check policies with your local Arizona authorities.