Precision Auto Service

Auto repair shop
Open · Closes 6:00 PM
4.9 (92 reviews)
54 Bartlett St, Portsmouth, NH 03801

About

Precision Auto Service is a trusted provider of emissions testing in Portsmouth, New Hampshire. Our emissions testing services are thorough and reliable, helping your vehicle meet state regulations. Customers appreciate our professional staff and efficient process, often noting their positive experiences with testing and inspections. We focus on emissions and vehicle safety, making sure your car passes the required checks. Service style may vary, but our commitment to quality remains constant. Located in Portsmouth, New Hampshire, we are dedicated to helping you keep your vehicle compliant and safe on the road.

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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 find Precision Auto Service efficient and helpful during emissions testing and vehicle inspections. While wait times can occur during busy hours, many appreciate the professionalism and fair pricing. Staff are often described as friendly and knowledgeable. Overall, customers trust this shop for thorough testing and honest evaluations. Some note that their service is quick and straightforward, while others mention that service may take longer during peak times. Many reviews highlight the staff's helpful attitude and clear communication throughout the process.

Hours Open now
Mon 8 am–6 pm
Tue 8 am–6 pm
Wed 8 am–6 pm
Thu 8 am–6 pm
Fri 8 am–6 pm
Sat Closed
Sun Closed

Frequently Asked Questions

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

Precision Auto Service is located at 54 Bartlett St, Portsmouth, New Hampshire, providing reliable vehicle emissions testing and inspection services.
They offer emissions testing, vehicle inspections, OBD-II diagnostics, check engine light diagnosis, and emissions related repairs.
Yes, Precision Auto Service provides emissions testing and smog checks in Portsmouth, New Hampshire, ensuring your vehicle meets environmental standards.
Their hours are Monday through Thursday from 8 am to 6 pm, and on Friday from 8 am to 6 pm. They are closed on weekends.
You can contact Precision Auto Service by phone at +1 603-436-9192 for appointments, inquiries, or service information.
Appointments are recommended but not always required. Call ahead to confirm availability and minimize wait times.
Service duration varies, but emissions testing and inspections typically take around 30 minutes to an hour depending on the vehicle.
Customers describe Precision Auto Service as friendly, professional, and honest. Many trust their expertise and appreciate their thorough approach to testing.

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Making the Most of Your Visit to Precision Auto Service

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. Precision Auto Service 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 Precision Auto Service. 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. Precision Auto Service currently has 92 reviews, which can provide insights into service quality, wait times, and professionalism.

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

Visit Checklist

  • 1
    Verify Certification

    Ensure Precision Auto Service 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.