Smog Star Express Walnut Creek

Smog Star Express Walnut Creek is a STAR certified smog check station at the Mobil station, 1611 Newell Ave, Walnut Creek, CA 94596. It performs emissions testing for passenger cars using OBD-II and tailpipe methods. Appointments online are common and can save about $10, and test results are automatically sent to the DMV. The shop is known for fast, friendly service and reasonable pricing. Walk-ins are sometimes accommodated when slots are available. Located in a Mobil station with nearby services, it offers quick results and convenient hours.

Smog inspection station

Test Only

Walnut Creek, CA

Contact

Address In the Mobil Station, 1611 Newell Ave, Walnut Creek, CA 94596, United States

Phone +1 925-938-3315

Website https://smogstarwc.com/

Hours

Monday 8:30 am–5:30 pm

Tuesday 8:30 am–5:30 pm

Wednesday 8:30 am–5:30 pm

Thursday 8:30 am–5:30 pm

Friday 8:30 am–5 pm

Saturday 9 am–4 pm

Sunday 10 am–3 pm

Services

Station Type Test Only

Test Types

OBD-II Tailpipe

Vehicles Served

Passenger Cars

STAR Certified Yes

Languages English

Practical Information

Appointments Recommended

Typical Wait Varies

Pricing $59 - $69

Payment

Cash Credit Card Debit Card

Rating

4.8 / 5

Based on 138 reviews

4.8 / 5

Smog Check rating (119 reviews)

Location

Walnut Creek, California

More stations in Walnut Creek

What Customers Say

Fast Service Friendly Staff Easy Process Knowledgeable Good Communication Clean Facility

Speed: Fast

Pass Rate

Standard

Based on customer review sentiment

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

Choosing the right 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

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 Smog Check guide outlines current rules, exemptions, and testing intervals.

Before Your Smog Check

To help make your smog check 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 138 reviews with a 4.8 out of 5 rating, which can provide insights into service quality, wait times, and professionalism.

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 tests offered. Appointments are recommended but walk-ins may be accepted.
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 smog check requirements and policies with your local California authorities.

FAQ

Common questions

Have a question not covered here? Contact us and we will respond within one business day.

Where is Smog Star Express Walnut Creek located?

Smog Star Express Walnut Creek is located at In the Mobil Station, 1611 Newell Ave, Walnut Creek, CA 94596, United States in Walnut Creek, California.

What services does Smog Star Express Walnut Creek offer?

Smog Star Express Walnut Creek is categorized as a Smog inspection station and operates as a Test Only station offering OBD-II, Tailpipe testing for passenger cars.

Does Smog Star Express Walnut Creek provide Smog Check?

Yes, Smog Star Express Walnut Creek provides Smog Check in Walnut Creek, CA. Available test types include OBD-II, Tailpipe.

What are the hours for Smog Star Express Walnut Creek?

Smog Star Express Walnut Creek is open: Monday 8:30 am–5:30 pm, Tuesday 8:30 am–5:30 pm, Wednesday 8:30 am–5:30 pm, Thursday 8:30 am–5:30 pm, Friday 8:30 am–5 pm, Saturday 9 am–4 pm, Sunday 10 am–3 pm.

How can I contact Smog Star Express Walnut Creek?

You can reach Smog Star Express Walnut Creek by phone at +1 925-938-3315, online at https://smogstarwc.com/, or by visiting In the Mobil Station, 1611 Newell Ave, Walnut Creek, CA 94596, United States.

Do I need an appointment at Smog Star Express Walnut Creek?

Smog Star Express Walnut Creek recommends scheduling an appointment but also accepts walk-ins. Contact them directly to confirm availability.

How much does Smog Check cost at Smog Star Express Walnut Creek?

Pricing for Smog Check at Smog Star Express Walnut Creek is typically $59 - $69. Contact them directly for exact pricing.

What payment methods does Smog Star Express Walnut Creek accept?

Smog Star Express Walnut Creek accepts Cash, Credit Card, Debit Card.

What do customers say about Smog Star Express Walnut Creek?