Installation Archives - UnderhoodService
VIDEO: GM Clutch Installation Tips

Failure to pay attention during a clutch replacement can ruin the job. This video is sponsored by LuK.

Nissan VQ V6 Water Pump Installation Tips

Book time on this job can range from 2-3 hours, depending on the model and layout. Unfortunately, there are no shortcuts.

VIDEO: The Damage-Free Belt Tensioner Job

Andrew Markel offers quick tips to ensure a belt tensioner replacement and installation job goes smoothly without causing any damage. Sponsored by Litens.

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VIDEO: The Best (And Worst) Ways To Install A Decoupler Pulley

Andrew Markel discusses several installation and removal processes for decoupler pulleys, including which will produce the most reliable results. Sponsored by Litens.

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Spark Plug Replacement Basics: Removal, Installation And Choosing The Right Plug

Spark plug replacement is considered one of the least complicated tasks at a shop, but ignorance of what you are dealing with can get you into trouble.

Correct Fuel Hose Installation

Fuel hoses are not universal. Outside of the dimensional requirements, fuel hoses have requirements for permeation, pressure and the type of fuel they can carry. This can get even more confusing when you start looking at the lettering on the side of the hose.

Stretch Belts: Inspection And Installation

When inspecting a stretch belt, always measure the depths of the grooves with an inspection tool since the differences between a worn belt and a good belt can’t be seen or felt. The new materials used to make a stretch belt might crack or separate like older belts before the grooves are worn.

Fuel Tank Installation: Avoiding The Second Drop

Nothing is worse than a comeback after a fuel tank has been dropped. Discovering that the fuel tank needs to be dropped again to address a problem can kill shop productivity and profitability. Below are tips that can help you avoid comebacks and dropping the fuel tank for a second time.

Harmonic Dampeners: Why They Fail, What to Look For

Every time a cylinder fires, the crankshaft speeds up a very small amount for a short period of time. It is then slowed down as the next cylinder in the firing order compresses air and fuel for the next combustion event. The speeding up and slowing down of the crankshaft produces torsional vibration or twisting

Harmonic Dampener
Installing Spark Plugs: Torque and Gap Are Critical

When installing spark plugs, a technician must be aware of the torque specifications for that particular plug. Remember that either overtorquing or undertorquing a spark plug will affect the quality of the installation and the performance of the vehicle’s engine. If a spark plug is undertorqued, it will be loose in the cylinder and, as

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