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.

Auto Tips

There are some fluid leaks under my car.

  • Do you have a fluid leak under your car or truck? Here's a simple way to be your own private investigator. If you're not sure whether you are losing oil, transmission fluid, coolant or brake fluid, here is a simple, but effective method for finding who or what caused it!

    Place an old sheet or large piece of white cardboard under the vehicle overnight. In the morning you will have your answer. Each fluid is a different color to help you diagnose the answers.

    If the leaks have the following color, you have a good indication of what fluid you are leaking.