DAS Auto

Auto repair shop
Open · Closes 5:00 PM
4.9 (64 reviews)
141 Banfield Rd Unit 1, Portsmouth, NH 03801

About

DAS Auto is a trusted provider of emissions testing in Portsmouth, New Hampshire. They specialize in emissions testing services that help ensure your vehicle meets regulatory standards. Customers praise their thorough and professional approach to inspections and testing, making the process straightforward. Their knowledgeable staff explains testing procedures clearly, which builds trust and confidence. Serving the Portsmouth area, they focus on emissions and vehicle inspection services rather than general auto repairs. Whether you need a smog check for registration or emissions problem diagnosis, DAS Auto aims to deliver reliable and efficient service.

emissions testing vehicle inspection OBD testing Portsmouth New Hampshire emissions repairs

Services Offered

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

What Customers Say

Review Summary

Customers appreciate DAS Auto for its professional and thorough emissions testing services. Many mention that the staff explains the process well and makes the testing experience straightforward. While some note they may experience wait times during busy periods, overall reviews highlight the fairness of pricing and the competence of the team. The helpful and friendly service, combined with their expertise in emissions and inspections, makes them a preferred choice in Portsmouth, New Hampshire. Customers report confidence in passing tests and appreciate the clear communication about vehicle standards and procedures.

Hours Open now
Mon 9 am–5 pm
Tue 9 am–5 pm
Wed 9 am–5 pm
Thu 9 am–5 pm
Fri 9 am–5 pm
Sat Closed
Sun Closed

Frequently Asked Questions

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

DAS Auto is located at 141 Banfield Rd Unit 1, Portsmouth, New Hampshire.
They offer emissions testing, vehicle inspection, diagnostics, check engine light diagnosis, and emissions-related repairs.
Yes, DAS Auto provides emissions testing and smog checks in Portsmouth, New Hampshire.
Their hours are Monday to Friday from 9am to 5pm, closed on weekends and Sundays.
You can contact DAS Auto by phone at +1 603-427-8305 or visit their website at www.dasautonh.com/
Appointments are recommended but walk-ins are accommodated when possible.
Service duration varies but a typical emissions test takes about 30 minutes to an hour.
Customers describe DAS Auto as professional, knowledgeable, and friendly, often highlighting their thorough approach and helpful staff.

Can't find what you're looking for? Contact our customer support team

Making the Most of Your Visit to DAS Auto

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

Understanding New Hampshire Smog Check Requirements

Emissions testing and smog check rules in New Hampshire vary by vehicle type, registration ZIP code, and model year. Since requirements can differ even within Portsmouth, confirm what applies to you before heading to DAS Auto. Our New Hampshire 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. DAS Auto currently has 64 reviews, which can provide insights into service quality, wait times, and professionalism.

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

Visit Checklist

  • 1
    Verify Certification

    Ensure DAS Auto is an active, licensed smog check station in New Hampshire.

  • 2
    Check Reviews

    Read recent customer feedback from other Portsmouth 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 New Hampshire authorities.