Polar Bear Auto Care
2430 Harvard Street, Sacramento CA 916.923.2323

General / Misc

Alt + /

OEM or Aftermarket? (Choosing Replacement Parts)

It happens – a part on your vehicle breaks or just wears out.  The replacement part is very important. You want it to last and perform like new.  That’s why your NAPA AutoCare Ce...
Published on: May 17, 2026

The 20.9 Percent Factor (Oxygen Sensor)

Do you know what gas makes up 20.9% of the air we breathe? It's oxygen.   Oxygen is an important part of the combustion process that enables your engine to make power.  The amount of ox...
Published on: Mar 15, 2026

Mirror, Mirror (Door Mirror Problems)

You've probably seen them lying around at the side of the road: someone's outside rearview mirror that's been knocked off by a driver’s not-so-perfect driving.  And you realize the person w...
Published on: Oct 22, 2025

A Few "Key" Facts (Ignition Key Issues)

You expect your key to turn in your vehicle's ignition.  But sometimes it won't, and that's a problem, whether you're trying to start your vehicle or trying to leave it.  Several things can...
Published on: May 04, 2025

Don't Store These in a Cold Vehicle (Items to Avoid Storing in a Freezing Vehicle)

The other day, a man walked into a restaurant carrying a can of paint. He had just bought the latex paint at the local home improvement store, and he was stopping for lunch. "Latex paint is water-bas...
Published on: Dec 06, 2023

Auto Repair Ethics in Sacramento

We’re going to be talking about the ethics of automotive repair.  Unfortunately, every profession has some bad actors that hurt the reputation of everyone else.  In the automotive worl...
Published on: Sep 17, 2022

Tips on TPS (The Throttle Position Sensor)

When you step on the accelerator, you expect your vehicle to speed up, not slow down.  But, what if it doesn’t?  That can be a big problem. The answer may be a problem with the sensor...
Published on: Jun 10, 2022

MAF Sensor

Air and fuel are mixed together to be burned in your engine. You request how much of each you need by how hard you press on the accelerator, by going up or down a hill or by how much you are carrying ...
Published on: Jan 10, 2022