July 2023

What is oil shear and how does it affect oil viscosity Motor oil basics Motor oil lubricates, carries away heat, and provides a cushion between metal parts to prevent metal-to-metal contact. Oil is constantly pumped into the clearances between the crankshaft and crankshaft bearings, crankshaft and rod bearings, camshaft and camshaft bearings, camshaft and lifter, and camshaft and high-pressure fuel pump. Oil viscosity basics Fact 1) All oil (motor oil, olive oil, canola oil, etc.) thickens when cold and thins when heated. Fact 2) Viscosity is defined as a fluid’s … Read More
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Fuel pump replacement cost Fuel pump replacement cost varies depending on vehicle design and pump brand Generally speaking, an in-tank fuel pump replacement costs between $900 and $,1400. But the final price depends on whether your vehicle has a back seat access panel or requires dropping the fuel tank. It also depends on whether the shop uses an aftermarket fuel pump or an OE fuel pump. If your car has a fuel pump access panel, the job will be cheaper that one where they have to drop the tank The … Read More
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Most common causes of AC compressor failure Compressor failure cause #1 — lack of lubrication due to low refrigerant charge Auto AC systems rely on the refrigerant to carry refrigerant oil through the system to lubricate the compressor piston/scroll seals. When an AC system develops a leak and loses refrigerant, it also loses oil at the same time. From that point on, the system is low on oil. If you run your AC system when it’s low on refrigerant, you’re also running the compressor when it’s low on oil That … Read More
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The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
Does LTL and FTL shipping confuse you? In the world of freight shipment, you would find many people confused between
The post What Are The Differences Between Full Truckload and Less Than Truckload? appeared first on The Mechanic Doctor.

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
Diesel fuel is critical in construction, powering the heavy machinery and equipment used on job sites. However, with the task
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The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
The instrument cluster is your vehicle’s heartbeat, an essential communication line between you and the sophisticated mechanics of your car.
The post Upgrade Your Ride: Why You Should Replace Your Instrument Cluster appeared first on The Mechanic Doctor.

Everything you need to know about maintaining your car All the services your car needs is listed in your owner’s maintenance guide— if the service isn’t listed there, you don’t need it* Your owner’s maintenance guide lists every service your car ever needs. It tells you when to change fluids, what wear parts to replace and when, and which components need to be inspected and when. Unfortunately, most car owners never read the maintenance guide, so they’re not only under-maintaining their cars, but not knowing what services it needs makes … Read More
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What are the most common auto repairs? Difference between auto maintenance and auto repairs Consumers tend to regard anything they do to their cars as a repair. Not true. When you fix something that is expected to wear out and be replaced when worn out, that’s maintenance. Most common auto repairs Oxygen sensor replacement Older style oxygen sensors had an average life of around 80K-100K miles. The newer air/fuel ratio sensors have a much longer life of up to 200K miles. Early oxygen sensor failure is caused by contamination like … Read More
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The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
AI technologies have been advancing every year in fields like robotics, machine learning, and yes – autonomous vehicles. For most
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