Hello, welcome to John's Automotive Care. Today's focus is batteries. It seems like everything in San Diego runs on batteries. Of course, the batteries we're most concerned with here at John's Automotive Care are those in our customer's vehicles. Just like the batteries in our smoke detectors or TV remote, they wear out and need to be replaced . This can be thought of as the power output used to start a cold vehicle engine. The number of cold cranking amps you need depends on your vehicle and where you live in CA, specifically how cold it is. (Many San Diego drivers have first-hand experience trying to start their car on a cold winter morning.) The two factors are that the colder your vehicle's engine is, the more power it takes to turn the engine over to get it started. It has all that cold, sluggish oil to contend with.The other factor is that the chemical reaction in the battery that creates electrical energy is less efficient when the temperature dips ... read more

The current vehicles in the market have over a century of engineering behind them. They have evolved into complex and powerful machines. Developments in their engines, however, have coincided with advances in many other vehicle components, including the fluids.It's up to people in San Diego to always use the right type of fluid for their vehicle. Your service advisor and your owner's manual are resources for auto advice on exactly what types of fluid your vehicle needs. Improper fluids can damage your vehicle and void your warranty.Some of the fluids that have changed significantly in recent years are cooling system fluid, brake fluid, transmission fluid and motor oil. Each of these comes in many varieties now, and it's hard to know exactly which one your vehicle needs.Cooling systems were once made of iron, steel and rubber. One coolant could be used to protect all of these materials. But new cooling systems have components m ... read more

One might say the most challenging part of being an automotive service technician at John's Automotive Care is diagnosing a problem before it can be fixed.Cars are made up of a bunch of complex systems. There usually could be a number of reasons for any given symptom. So, it's challenging to track down the actual cause of the problem. And it can be frustrating for the vehicle owner because it can take time and money to get to the bottom of a problem. If it's not something obvious, it's easy for the customer to focus on the fixing and not the diagnosing.Let us at John's Automotive Care introduce you to something we'll call 'Customer Detective Work' –  helping your technician find clues to what's wrong.We start with the detective basics: What, Where and When. Play along with me; You come in to John's Automotive Care and your car is making a funny sound... Q: Where's the sound? A: Around the right front wheel. Q: What kind of sound? A: Kind of a clunk, clu ... read more

Organization is the key to managing a busy life in CA. So setting up an annual calendar for vehicle care can keep San Diego residents on top of preventive maintenance. But you can't just write “oil change” every few months on the calendar. Modern vehicles have many systems that are vital to the safe operation of a vehicle, and they all need to be inspected. San Diego residents can't afford to overlook any of them.The following is a list of preventive maintenance services that are often overlooked by vehicle owners in the San Diego area. They are not presented in any particular order.1. John's Automotive Care Power Steering Service. Moisture gradually builds up in your power steering fluid, which can lead to corrosion in your steering system. The fluid also gets dirty, which can gum up your steering system. The fluid needs to be replaced periodically.2. John's Automotive Care Wheel Alignment. Wheels that are out of alignment w ... read more