Redwood Auto Smog Test

Smog inspection station
Opens at 8:30 AM
4.9 (149 reviews)
2005 Redwood Rd, Napa, CA 94558

About

Redwood Auto Smog Test is a trusted provider of smog check services in Napa, California. They offer comprehensive emissions testing to help vehicle owners comply with state regulations. The business specializes in emissions testing and vehicle inspections, and they also provide repairs related to emissions problems such as catalytic converter issues, exhaust repairs, and oxygen sensor replacements. Located in Napa, California, this facility is also classified as an oil change station and tire shop. Their focus is on ensuring vehicles meet emissions standards through thorough testing and repair services. The business operates during weekdays and Saturdays, providing flexible appointment options for customers needing emissions-related services.

smog check vehicle inspection OBD testing Napa California emissions testing

Services Offered

smog check
Vehicle Inspection
OBD-II Diagnostics
Check Engine Light Diagnosis
Emissions-related repairs

What Customers Say

Review Summary

Customer experiences haven't been shared for this shop yet. Their services include emissions testing, smog checks, and OBD-II diagnostics. Inquire about scheduling and costs.

Hours Closed
Mon 8:30 am–6 pm
Tue 8:30 am–6 pm
Wed 8:30 am–6 pm
Thu 8:30 am–6 pm
Fri 8:30 am–6 pm
Sat 9 am–4 pm
Sun Closed

Frequently Asked Questions

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

Redwood Auto Smog Test is located at 2005 Redwood Rd, Napa, California. You can visit their facility during business hours for emissions testing and related services.
They offer smog check, vehicle inspection, OBD-II diagnostics, check engine light diagnosis, and emissions-related repairs at their Napa location.
Yes, Redwood Auto Smog Test provides emissions testing and smog check services in Napa, California to ensure vehicles meet state requirements.
Their hours are Monday through Friday from 8:30 am to 6 pm, and Saturday from 9 am to 4 pm. They are closed on Sundays.
You can contact Redwood Auto Smog Test by phone at +1 707-257-0571 or visit their website for more information.
Appointments are not always necessary but may be recommended during peak hours to ensure prompt service at Redwood Auto Smog Test.
Service times typically range from 30 minutes to an hour depending on the specific service and vehicle condition at Redwood Auto Smog Test.
This business does not yet have customer reviews on Google. Contact them directly for details about their services and customer experience.

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Making the Most of Your Visit to Redwood Auto Smog Test

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

Understanding California Smog Check Requirements

Emissions testing and smog check rules in California vary by vehicle type, registration ZIP code, and model year. Since requirements can differ even within Napa, confirm what applies to you before heading to Redwood Auto Smog Test. Our California 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. Redwood Auto Smog Test currently has 149 reviews, which can provide insights into service quality, wait times, and professionalism.

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

Visit Checklist

  • 1
    Verify Certification

    Ensure Redwood Auto Smog Test is an active, licensed smog check station in California.

  • 2
    Check Reviews

    Read recent customer feedback from other Napa 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 California authorities.