Common questions

How big is the differential on a 68-79 corvette?

How big is the differential on a 68-79 corvette? The 65-70 unit is 3 7/8 inch across, while the 68-79 is the larger size, at just over 4 1/4 inches across. These are NEW GM differential carrier axle yokes. The HD threaded units are GM part # 3872922, while the U bolt style is GM part # 14016436. Can you replace the rear end cushion on a corvette? If so, odd’s are your rear end cushion (snubber cushion) needs replaced. This cushion is sold by the kit and comes complete with new upper and lower cushions plus a bolt kit....
Easy tips

What does a shaft collar do?

What does a shaft collar do? Commonly found in power transmission applications, shaft collars are ring-shaped plastic or metal devices that clamp around a shaft. The purpose of the collar is usually to hold motor components, gear assemblies, sprockets, bearings, and other parts in place and sometimes facilitate their proper movement. How do I remove a bearing lock collar? Lock collar bearings are released using two pipe wrenches.. Remove /loosen the collar set-screws and place one pipe wrench on the shaft and the other on the collar.. Give the one on the collar a whack with a hammer and it...
Most popular

What causes excessive fan noise at high speed?

What causes excessive fan noise at high speed? If the fan clutch seizes, it remains engaged all the time, cooling off the engine too much. Excess fan noise at high speed is caused by the same problem, a seized fan clutch. This can cause bearing damage, radiator damage if the blades flex too far, or even shatter a plastic fan. Why does my AC fan only work on high? If your speed selector for your AC or Heat only works on high, or low, or if its missing any particular speed, this video will show you how to fix it...
Other

When did Chevy start using the gold bow tie?

When did Chevy start using the gold bow tie? It was in the year 2004 that Chevy started to phase in the gold bowtie that serves as the present brand identity for all its vehicles marketed worldwide. The move reinforced the strength of what was already one of the most-recognized automotive emblems in the world. Is the Chevy bowtie the same as the Chevy emblem? As with everything else, the Chevy bowtie could not have remained exactly the same for all eternity. In that regard, Chevrolet actually issued a fantastic picture presenting the most important evolution steps of the Chevy...
Common questions

How do fan speed switches work?

How do fan speed switches work? Fan speed is reduced by placing a capacitor in series with the switched live feed to the fan reduce power. The capacitor acts as a dropper. Speed depends on the value of the capacitor in circuit. The speed control switch selects a different capacitor to give different speeds. How does a three speed fan switch work? With 3-speed motor, Hot voltage connects to main winding at 3 different points. Only 1 point at a time receives power. That's what the fan switch does. When voltage is applied to each point, the main winding is...
Common questions

What does a intake pre heater do?

What does a intake pre heater do? An intake air pre-heater is used on the intake channel in order to increase air temperature supplied to the cylinder for combustion. What does a diesel pre heater do? A glowplug (alternatively spelled as glow plug or glow-plug) is a heating device used to aid in starting diesel engines. In cold weather, high-speed diesel engines can be difficult to start because the mass of the cylinder block and cylinder head absorb the heat of compression, preventing ignition. Where is the air intake heater on a truck? The air intake heater is located in...
Easy lifehacks

What should I do if my speakers keep producing static?

What should I do if my speakers keep producing static? Connect the speakers by themselves into the main L/R outputs of your receiver. If they sound fine, then you know it’s not a problem with the speakers. 2. Take another pair of speakers, – for example, your existing rears – and hook them up to the same height channel outputs. How to fix sound distortion and static in Windows 10? Click Apply, and you’re done. If you use other audio devices with your Windows 10 system, repeat the above for all of them. Cracking & Popping On Dell Systems. This...
Easy tips

Why does my gas pedal get stuck?

Why does my gas pedal get stuck? A Dirty Butterfly Valve in the Throttle Body Is the Frequent Culprit Behind a Sticky Gas Pedal. If there is too much carbon buildup in this valve, something that can happen over time, it may get stuck or have trouble moving, which can lead to a sticky gas pedal. What kind of AWD do I need for a 1996 Astro van? If the van is 1996 or later that has an ODB-II port, it is highly recommended to purchase a ScanGaugeII or similar product. Monitoring RPMs, Present MPG, Current Trip MPG, and the...
Easy lifehacks

Can You retrofit a stock engine wiring harness?

Can You retrofit a stock engine wiring harness? Retrofitting a stock wiring harnessis seemingly complex and perhaps overwhelming. In fact, it is really not that difficult. With the proper diagrams and instructions, it can be modified to greatly simplify the process of wiring the engine. The majority of the wires in the stock harness are not needed in a retrofit application. Can a stock harness be swapped for an ECM? Matching key components such as a TAC module with the ECM can be tricky without all vehicle/engine-specific details such as year, make, and model. A stock harness can be used...
Other

Why is my tire making a thumping noise?

Why is my tire making a thumping noise? Knocking Or Thumping Noise Most common causes: Bad wheel bearing, a flat spot in a tire, under-inflated tires, or improperly aligned tires If the problem is a worn wheel bearing, then you’re hearing a knocking noise because the bearing isn’t rotating as freely as it should. A bad tire can cause a knocking or thumping noise, too. What causes a loud noise from the front wheel? The most common causes are unbalanced tires, a bad front wheel bearing, or failing brake pads that can cause your vehicle’s noises. By determining the root...