Raul's Auto Repair
rauls auto repair 520 E Rue Royale st , Covina CA 91723 626-257-3066

Engine and Exhaust

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How Cool is That! (Coolant level sensor replacement)

Your vehicle’s engine runs hot.  It should, since it’s a series of little explosions that create the power that gets you going where you want to go.  To keep the engine cool, eng...
Published on: Mar 02, 2025

Radiator Fans

{{ image('MzU0') }} covina residents who are old enough have probably heard the term “fan belt”. Back in the day the radiator fan in your vehicle was turned by a belt driven by the engine...
Published on: Nov 23, 2022

Heater Core

{{ image('MzU0') }} covina drivers may wonder where the air in a vehicle's passenger compartment comes from. Well, as your engine starts to warm up, it also warms the coolant/antifreeze tha...
Published on: Oct 08, 2022

Radiator Fans

If you’re old enough, you’ve heard the term “fan belt." Back in the day, the radiator fan in your vehicle was turned by a belt driven by the engine. There are still belt driven fans,...
Published on: Sep 13, 2021

Thermostat

The thermostat is part of your cooling system. covina residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set your thermostat to maintain a comfor...
Published on: Aug 01, 2021

Simple Answers from Raul's Auto Repair for covina: Cooling System

Question My engine never overheats.  Why should I get a cooling system service? Answer That’s a good question to ask, because if you don’t have the full answer you may end up in tr...
Published on: Jul 20, 2021

Cooling System

We’re often asked questions about the cooling system – the system that cools your engine and keeps it at the proper operating temperature.  Let’s examine the topic in two areas:...
Published on: May 07, 2021

Radiator Hoses

Your radiator hoses carry coolant between your engine and radiator.  It’s an important job.  If a hose fails, you could lose your engine coolant which might lead to overheating and ver...
Published on: Apr 28, 2021