Blog Articles

Do Your Brakes Need to be Serviced?

Your brakes are one of the most important safety components of your vehicle. As such, you should never ignore or put off brake repair. When your brakes aren’t working properly, you risk your safety, as well as everyone else’s safety on the road.  Could you benefit from brake service? Johnny’s Auto Service in Covina has […]

What is R-1234yf Refrigerant?

When warm weather hits, there’s nothing like turning on the air conditioner and feeling that cool blast of cold air chase away the heat! However, your air conditioning system can only cool you down because of the refrigerant it uses. Although R134a refrigerant is common, most newer vehicles have made the switch to R-1234yf refrigerant. […]

Keeping You Safe during COVID-19

COVID-19 is a very serious matter and one that none of us at Johnny’s Auto take lightly. While we’re happy to be an essential business during these unprecedented times, we also know that you may have concerns about bringing in your vehicle. We understand – and can assure you that we’re taking every precaution to […]

Why Reprogram Your Car’s Computer?

Flashing or reprogramming a car’s computer is one way to keep the vehicle’s engine control modules up to date. This is commonly done on vehicles 1996 and newer to make sure the microprocessors in the power train and fuel injectors are regulating the system properly. Cars tend to run better and more efficiently when their […]