Auto Repair Q&A



Cooling System










Auto Repair Products

Auto Repair and Maintenance Articles Page 6

PCV valve
Although the PCV system is generally very simple, there are still things that can go wrong with it. We explained how the positive crankcase ventilatio...
PCV system
The positive crankcase ventilation (PCV) system reduces emissions from the engine by capturing "blowby" emissions so they can be recirculated to the c...
Mechanic Under Car
There are two common electrical problems in a vehicle. One is a "short" and the other is a "parasitic draw." One results in non-functioning equipment,...
EGR valve
In the early 1970s, as pollution became a big concern and the oil crisis began, exhaust gas recirculation (EGR) systems began to enter the automotive...
Exhaust smoke
Emissions testing is a part of car ownership in many areas of the United States. Some states mandate testing regularly for vehicles to gain licencing...
gas cap
Sometimes, the symptom is something less substantial like a loss of fuel economy. Symptoms like this can take a while to notice and then baffle the DI...
Climate controls
Automatic climate control systems are very convenient, but can be costly to repair if something goes wrong. Diagnosing these systems can be time consu...
Gas tank
When issues of starting, rough idle, or misfire come up, one of the prime culprits is often the fuel pump. Pumps are expensive and time-consuming to r...
Infrared Thermometer
Most professional mechanics, but only a few driveway mechanics are aware of the use of an infrared thermometer to speed up the diagnostic process on e...
Brake disc - rotor
Your brakes are the most important safety item on your car and when they start making noise or acting funny, you are right to feel worried. We've talk...