California
Walnut Creek

Smog Star Express Walnut Creek

Smog inspection station
Opens at 8:30 AM
4.7 (131 reviews)
In the Mobil Station, 1611 Newell Ave, Walnut Creek, CA 94596
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About

Smog Star Express Walnut Creek is a well-known provider of smog check and emissions testing services located in Walnut Creek, California. They specialize in vehicle inspections and emissions-related repairs. Their services include smog check testing for various vehicles, diagnosing check engine lights, and fixing emissions problems like catalytic converters, exhaust systems, and O2 sensors. The business is situated inside the Mobil Station at 1611 Newell Ave. Customers can rely on their expertise in vehicle emissions inspections and repairs focused on compliance with California air quality regulations. Their location and services make them a convenient choice for vehicle owners in Walnut Creek seeking reliable emissions testing.

smog check vehicle inspection obd testing walnut creek california

Services Offered

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

What Customers Say

Review Summary

Customer reviews are pending for this shop. Services include vehicle emissions checks, smog testing, and related repairs. Call ahead for appointment availability and rates.

In the Mobil Station, 1611 Newell Ave, Walnut Creek, CA 94596 +1 925-938-3315 Visit Website
Hours Closed
Mon 8:30 am–5:30 pm
Tue 8:30 am–5:30 pm
Wed • 8:30 am–5:30 pm
Thu 8:30 am–5:30 pm
Fri 8:30 am–5 pm
Sat 9 am–4 pm
Sun 10 am–3 pm
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Frequently Asked Questions

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

Smog Star Express Walnut Creek is located at 1611 Newell Ave inside the Mobil Station in Walnut Creek, California.
They offer smog check, vehicle inspection, diagnostics, emissions testing, and repairs related to emissions systems.
Yes, they provide emissions testing and smog check services in Walnut Creek, California, to help vehicles meet state standards.
Their hours are Monday to Saturday from 8:30 am to 5:30 pm, with Sunday hours from 10 am to 3 pm. Check their website for updates.
You can contact Smog Star Express Walnut Creek by calling +1 925-938-3315 for questions or appointments.
Appointments are recommended but walk-ins may be accepted. Please call ahead to verify current scheduling options.
Service times typically range from 20 to 45 minutes depending on the vehicle and service needed. Wait times may vary during busy hours.
This business does not yet have customer reviews on Google. Based on their listing, they offer smog check, vehicle inspections, OBD-II diagnostics, and emissions-related repairs. Contact them directly for information about wait times, pricing, and appointment availability.

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Making the Most of Your Visit to Smog Star Express Walnut Creek

Choosing the right emissions testing or smog check station in Walnut Creek, California can save you time, reduce stress, and help ensure your vehicle passes its inspection on the first try. Smog Star Express Walnut Creek 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 Walnut Creek, confirm what applies to you before heading to Smog Star Express Walnut Creek. 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. Smog Star Express Walnut Creek currently has 131 reviews, which can provide insights into service quality, wait times, and professionalism.

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

Visit Checklist

  • 1
    Verify Certification

    Ensure Smog Star Express Walnut Creek is an active, licensed smog check station in California.

  • 2
    Check Reviews

    Read recent customer feedback from other Walnut Creek 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.