At A+ Smog and Muffler Complete Auto Repair, we specialize in performance. Whether you want to get the best mileage out of your car or want to get your project car at its best, we can do it all.


At A+ Smog and Muffler Complete Auto Repair, we are dedicated to providing the best quality of auto repair service. Our services include complete smog check, muffler, engine, transmission, air conditioning, electrical, alignment, and performance. We service all of San Bernardino and surrounding areas.


Case Studies

  • A Plus Smog and Muffler 2006 Cadillac XLR auto-cadillac-xlr-2006.png

    2006 Cadillac XLR

    Check engine light was on.

    Technician proceeded to reprogram powertrain control module with updated software downloaded from General Motors website using Tech 2 GM factory scan tool.

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  • A Plus Smog and Muffler 2008 Toyota Highlander auto-toyota-highlander-2008.png

    2008 Toyota Highlander

    Extra key programmed.

    Most Toyota remotes can be programmed manually without a scan tool if you have the proper sequence.

    > Read more about 2008 Toyota Highlander

  • A Plus Smog and Muffler 1966 Chevrolet Corvette auto-chevrolet-corvette-1966.png

    1966 Chevrolet Corvette

    Vehicle Overheating

    Technician found vehicle had blown head gasket.