Duval's Service Center

Auto repair shop
Open · Closes 5:00 PM
4.7 (198 reviews)
20 Park Ave, South Portland, ME 04106

About

Duval's Service Center is a trusted provider of emissions testing in South Portland, Maine. They offer comprehensive emissions testing services to ensure your vehicle meets local standards. The staff is known for their thorough and friendly approach, helping customers feel confident during the testing process. Many reviews highlight their quick turnaround, accurate results, and fair pricing. Although primarily focused on emissions testing and vehicle inspections, they also provide services that can address emissions-related issues. Located conveniently in South Portland, Maine, Duval's offers a professional environment for vehicle assessments. Their expertise makes them a reliable choice for emissions testing and auto inspections in the area.

emissions testing vehicle inspection obd testing South Portland Maine

Services Offered

emissions testing
Vehicle Inspection
OBD-II Diagnostics
Check Engine Light Diagnosis
Emissions-related repairs

What Customers Say

Review Summary

Customers generally appreciate the professionalism and efficiency of Duval's Service Center. Many mention the quick service times and helpful staff. Some visitors note that during peak hours, wait times may be longer, but they find the thorough testing worth the slight delay. Pricing is considered fair given the quality of service. Overall, clients express confidence in the accuracy of the emissions testing and vehicle inspections, often returning for repeat services. The friendly environment and clear communication contribute to a positive reputation. Minor variations in service style may occur, but the overall experience remains highly rated.

Hours Open now
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 Closed
Sun Closed

Frequently Asked Questions

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

Duval's Service Center is located at 20 Park Ave, South Portland, Maine. They are centrally situated to serve residents of the area.
Services offered include emissions testing, vehicle inspections, OBD-II diagnostics, check engine light diagnosis, and emissions related repairs such as catalytic converter and exhaust work.
Yes, Duval's Service Center provides emissions testing and smog checks in South Portland, Maine to help you comply with local air quality standards.
Their operating hours are Monday through Friday from 8 am to 5 pm. They are closed on Saturdays and Sundays.
You can contact Duval's Service Center by phone at +1 207-799-7314 or visit their website at http://www.duvals.com/ for more information.
Appointments are recommended but walk-ins are accepted. It is best to call ahead, especially during busy periods.
Service times vary but typically emissions testing and inspections are completed within an hour, depending on vehicle conditions and queue.
Customers praise Duval's Service Center for their honesty, efficiency, and helpful staff. Many trust them for routine inspections and repairs in South Portland, Maine.

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Making the Most of Your Visit to Duval's Service Center

Choosing the right emissions testing or smog check station in South Portland, Maine can save you time, reduce stress, and help ensure your vehicle passes its inspection on the first try. Duval's Service Center is one of the licensed smog check locations in the area, and preparing properly before your visit can make the process smoother.

Understanding Maine Smog Check Requirements

Emissions testing and smog check rules in Maine vary by vehicle type, registration ZIP code, and model year. Since requirements can differ even within South Portland, confirm what applies to you before heading to Duval's Service Center. Our Maine 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. Duval's Service Center currently has 198 reviews, which can provide insights into service quality, wait times, and professionalism.

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

Visit Checklist

  • 1
    Verify Certification

    Ensure Duval's Service Center is an active, licensed smog check station in Maine.

  • 2
    Check Reviews

    Read recent customer feedback from other South Portland 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 Maine authorities.