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Fast and Friendly!
Located in Tracy, CA    209-836-2947

Diagnostic Testing

Top-Notch Smog Diagnostics

We Will Efficiently Diagnose Your Smog Test Failure

Get a smog test to make sure your vehicle is performing smoothly. California Smog is a certified smog test and repair center that will help you with your smog testing needs. You will appreciate working with a company that saves you both time and money.
Smog Testing

Learn All About Your Smog Test

Your vehicle goes through the following tests:
  • Visual test - checks for any blue or black smoke coming from the tailpipe
  • Machine test - the inspector will attach vehicle components to a smog machine and run the test for certain codes
The California State requires all vehicles to be tested for smog:
  • Gasoline-powered vehicles - 1975 and older
  • Natural gas powered vehicles - weighing over 14,000 pounds
  • Diesel vehicles
  • Hybrid
Smog checking

Same-Day Service Available

You will be treated like family at our shop! Stop by and find out why we are the go-to place for your next smog test. We are a BBB-accredited and ASE-certified company that has been in business for 26 years. We have spanish-speaking staff for your assistance. We accept our competitor's coupon and assure you that we have the best prices in the area. Call us today for more information!
Call us
at 209-836-2947 for a FREE retest.
We provide you with prompt and friendly service in the entire Tracy, CA area.
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