AT4 Smog Check

Smog inspection station
Opens at 9:00 AM
4.6 (69 reviews)
4114 Marine Ave, Lawndale, CA 90260

About

AT4 Smog Check is a professional emissions testing and smog check provider in Lawndale, California. They specialize in for vehicle owners needing reliable smog checks to meet state requirements. Their services include comprehensive emissions testing and vehicle inspections, focusing on environmental compliance. The business also offers repairs related to emissions problems such as catalytic converter work, exhaust repairs, O2 sensor replacements, and diagnostics for the check engine light. Located conveniently in Lawndale, California, AT4 Smog Check aims to serve drivers needing quick and accurate testing without unnecessary delays, focusing solely on emissions and inspection services rather than general auto repairs.

smog check vehicle inspection OBD testing Lawndale California

Services Offered

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

What Customers Say

Review Summary

Online reviews haven't been added for this location. They perform smog tests, vehicle inspections, and emissions-related services. Contact directly for rates and availability.

Hours Closed
Mon 9 am–6 pm
Tue 9 am–6 pm
Wed 9 am–6 pm
Thu 9 am–6 pm
Fri 9 am–6 pm
Sat 9 am–2 pm
Sun Closed

Frequently Asked Questions

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

AT4 Smog Check is located at 4114 Marine Ave, Lawndale, California. You can visit them during their business hours or contact them directly for assistance.
They offer smog check services, vehicle inspections, OBD-II diagnostics, check engine light diagnosis, and emissions-related repairs in Lawndale, California.
Yes, AT4 Smog Check provides emissions testing and smog checks as part of their services in Lawndale, California.
Their hours are Monday to Saturday from 9 am to 6 pm. They are closed on Sundays.
You can contact AT4 Smog Check by phone at +1 424-269-0268 for inquiries and appointments.
Scheduling an appointment is recommended but not always required. Contact them directly to confirm availability.
Service times vary but typically take around 30 minutes to an hour depending on the specific service required.
Customers rate AT4 Smog Check highly with a 4.6-star average based on 69 reviews. Drivers often mention quick service and professional staff. For the latest feedback, check recent reviews on Google or other review platforms.

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

Making the Most of Your Visit to AT4 Smog Check

Choosing the right emissions testing or smog check station in Lawndale, California can save you time, reduce stress, and help ensure your vehicle passes its inspection on the first try. AT4 Smog Check 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 Lawndale, confirm what applies to you before heading to AT4 Smog Check. 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. AT4 Smog Check currently has 69 reviews, which can provide insights into service quality, wait times, and professionalism.

"Clear communication and preparation make your smog check easier. Ask AT4 Smog Check about wait times, retest policies, or emissions repair services if you have concerns."

Visit Checklist

  • 1
    Verify Certification

    Ensure AT4 Smog Check is an active, licensed smog check station in California.

  • 2
    Check Reviews

    Read recent customer feedback from other Lawndale 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.