Common questions

What kind of oil is used in refrigerant today?

What kind of oil is used in refrigerant today? Polyolester oil (POE oil) is a type of synthetic oil used in refrigeration compressors that is compatible with the refrigerants R-134a, R-410A and R-12. It is recommended by experts as a replacement for hydrofluorocarbons (HFCs). What is the most common refrigerant oil used today? Mineral Oil Mineral refrigerant oil, also known as Alkyl Benzene oil, is probably the one that most of you are used to. What are refrigeration oils? Definition. The refrigeration oil serves as a hydraulic control, functional fluid and lubricating oil in refrigeration compressors under the influence of...
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What causes the radio and windows to stop working?

What causes the radio and windows to stop working? I hooked a brand new battery up and started the vehicle. Nearly 30 to 45 seconds later radio power locks and windows stop with oil fuel battery and thermostat gauge. I've tried everything and can't figure it out Why do my windows go up and down on my car? If you drive up a hill or make a sharp turn, the engine shuts off. This is dangerous and should be under recall! I also have the same issue with the power windows, door locks and climate control. The windows go up...
Easy lifehacks

How do you install emergency car lights?

How do you install emergency car lights? If you are new to installing vehicle lights, here is what you need to know:Safety first. Installing emergency lights on your vehicle involves electricity. Ensure that your power source is live. Turn off the source. Identify the voltage. Connect the wires. Mount your light. Install the light switch. Wire to the battery. Where should emergency lighting be installed? Emergency lighting should be provided in all motor generator rooms, control rooms, plant rooms, switch rooms and adjacent to main switchgear or control equipment associated with the provision of normal and emergency lighting to the...
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Can a water pump cause overheating?

Can a water pump cause overheating? The water pump cycles coolant from the radiator throughout the engine, absorbing the heat and wicking it away into the atmosphere. When water pumps go bad, it causes your engine to overheat—and that leads to all sorts of trouble. What should I do if my water pump is overheating? Was raising out of nowhere, so I parked and turned it off, let it cool of 10 mins and turned it back on but it was still hot but the coolant was cooling the engine to normal temp. Then it was fine, it keeps doing...
Easy tips

How can I tell if my GM converter is working?

How can I tell if my GM converter is working? If the upper switch with the vacuum hose is used, check the two wires at that switch. On the four wire lower switch, check the two wires farthest from the plunger. Check for 12 volts at both sides of the brake switch. Some GM vehicles have two electric switches on the brake pedal. What should I do if my GM converter lock up? NEVER run the vehicle in gear when supported only with a jack. Chock the drive wheels and apply the parking brake. In addition, some of the tests...
Other

Why are my wipers not turning off completely?

Why are my wipers not turning off completely? Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Got in my truck yesterday and turned on wipers... All good. Then on return trip, pulsed wipers and can't shut off completely ever since. How to turn off the wipers on a Ford F150? Turn the steering wheel 90 degrees to the left so the top is facing the drivers door. This will reveal the T10 torx screws on the switch. 4. Remove the pedal adjustment...
Common questions

How to search for a GM part number?

How to search for a GM part number? GM Part Number Search: Search View Parts Catalog Email Us Models: Cadillac Chevrolet Geo GM GMC Hummer Oldsmobile Pontiac Saturn Part Number Search How can you tell when a GM engine was made? Every GM engine is stamped with an eight-digit code. When you translate this information, you can find out when and where the engine was made. In addition, the engine suffix can be cross-referenced to verify the year and body style of the vehicle the engine was built for. Where are the numbers on a GM engine block? This series...
Easy lifehacks

How to diagnose ABS modulator valve problems?

How to diagnose ABS modulator valve problems? To diagnoses ABS modulator valve problems, you have to know how they work to apply, hold or release the brakes. Each brake corner has two valves. The inlet/isolation valve isolates the brake corner from the ABS pump/accumulator and the master cylinder. What are the symptoms of a bad brake proportioning valve? Note that the symptoms of a bad brake proportioning valve may also point to damage to other components, such as the rear brake circuit, brake caliper, or wheel cylinder. If you notice any of these symptoms, it’s best to have the entire...
Common questions

Where can I get a headlight bulb replaced?

Where can I get a headlight bulb replaced? Firestone will replace headlight bulbs but they do not sell headlight assemblies. If you need to have a headlight bulb replaced you can have them do it. But if you need to have your entire headlight replaced you would need to look elsewhere. Is it illegal to drive with a burnt-out headlight? It depends on your local traffic laws and regulations. Why do I need to replace the lens on my headlight? A vehicle's headlight lens is the plastic section of the headlight that covers the bulb and reflector. There are many...
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What is a head gasket problem?

What is a head gasket problem? If the head gasket leaks and allows oil or coolant to leak into the engine internally, it can cause your spark plugs to become fouled -- coated with oil or coolant. This will prevent a spark from forming properly, and will lead to problems like misfires, poor fuel economy and reduced performance. Where does coolant come from in a blown head gasket? A head gasket leaking external would cause coolant to come from below the intake or exhaust manifold and often only happens when the engine is completely warmed up. What happens when you...