How do you use over the counter 7937?

7937 GM Transmission Oil Cooler Line Disconnect Tool is specially designed for one handed operation in tight spaces. Simply snap the tool over a 1/2 inch diameter line – with slots facing the fitting – then squeeze and insert the tool, rotating it until it engages the fitting – a 1/4 turn releases the line.

How do you remove a transmission line?

To use the wrench, slide the open end of the wrench over the cooler line, then slide the wrench down the line until it reaches the nut used to secure the line to the transmission. Use the wrench to loosen the nut located at the end of each line, then pull the line away from the transmission to remove it.

Can I use rubber hose for transmission cooling lines?

You can use rubber hose, but make sure it’s transmission cooler line rated. The pressure is quite low (12-15 psi). Double clamp it or use FI type clamps instead of the worm-drive style.

Can you use fuel line for transmission?

No. Hydraulic hose, they may have it under trans cooler hose. Fuel line is for carbureted vehicles, which see less than 10 psi of pressure, most are around 5 psi from a mechanical fuel pump. Using fuel line for the trans cooler lines will fail in very short order, and is one of my pet peeves.

How long does it take to change a transmission line?

Transmission repair can take a full day but it will take at least 3 to 4 days to rebuild a transmission.

What happens if you reverse transmission lines?

If you had it reversed, the pump would be trying topush fluid through the bottom of the cooler, up through the cooler, out the top into the bottom of the rad, and up through the rad to the top.

How much pressure should be in a transmission cooler line?

there is at idle between 20-50 psi but during use pressures in transmission lines can reach 100 psi or more. if you are going to use rubber lines be sure to use barbed fittings so the hose does not blow off. Cooler and lube pressure are about the same at 5-30 psi.

Can transmission cooler lines plug?

Yes you can block the cooler lines completely if you remove the cooler bypass valve from your oil pump.

How to disconnect transmission line on GM 2WD truck?

Simply snap the tool over a 1/2 inch diameter line – with slots facing the fitting – then squeeze and insert the tool, rotating it until it engages the fitting – a 1/4 turn releases the line Designed specifically for use on GM 2WD and 4WD trucks and vans equipped with 4L60E (1993-2012) or 4L80E (1991-2013) transmissions

How to use a quick release disconnect tool for fuel and oil?

How to use a quick release disconnect tool for fuel and oil line fittings. – YouTube How to use a quick release disconnect tool for fuel and oil line fittings. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

Where can I get a fuel line disconnect tool?

The fuel line disconnect tool loosens the line’s connection points, allowing you to remove the old components for replacement. Searching “line disconnect tools near me” brought you to AutoZone, America’s leading retailer of auto parts, accessories and tools.

Is there an oil cooler disconnect tool for GM?

Video Player is loading. This is a modal window. OTC’s No. 7937 GM Transmission Oil Cooler Line Disconnect Tool is specially designed for one handed operation in tight spaces.