
Removing the fuel line from the rail of a 1999 Jeep Cherokee can be a tricky task. While some sources suggest that it is possible to get all the bolts off and do the switch without removing the fuel line, others suggest buying a fuel line and transmission line disconnect tool kit from an auto parts store. In addition, some people have had success with a makeshift tool made by cutting a plastic bottle cap or a strip of metal and using it to press into the connector.
| Characteristics | Values |
|---|---|
| Year of Jeep Cherokee | 1999 |
| Model | Grand Cherokee, XJ |
| Engine | 4.0 |
| Tools | Fuel line tools, coffee can, screwdriver, heat gun, Dorman fuel line repair kits |
| Issues Encountered | Leaking o-ring, difficulty accessing fuel filter, tight fuel hose connection |
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What You'll Learn
- You can use a fuel line tool to disconnect the fuel line from the rail
- If you don't have a tool, you can cut a plastic bottle or coffee can into a strip and use that instead
- You can also try using your fingers to disconnect the line
- If you have a leaking o-ring, you'll need to replace it with a new one
- You can remove the radiator and washer reservoir to make more room to work

You can use a fuel line tool to disconnect the fuel line from the rail
Disconnecting the fuel line from the rail of a 1999 Jeep Cherokee can be a tricky task. While some sources suggest that it is possible to get all the bolts off and do the switch without removing the fuel line, others suggest that removing the radiator reservoir and washer reservoir can create enough room to move the fuel injectors and get your hands in.
To disconnect the fuel line from the rail, you can use a fuel line tool. These are usually multi-coloured plastic disc-shaped tools that are inexpensive and can be purchased at a parts store. They come in a set of 5 or 6 different sizes. To use the tool, find the right size, slip it around the fuel line, and use the ridge on one side to depress the locking part of the fitting.
If you do not have access to a fuel line tool, there are some DIY methods you can try. One method is to cut a 1" wide strip of a coffee can, roll it into a circle, and use that to gently squeeze the "claws" that hold the fuel line in place. Another method is to cut 3/4" off the open end of a Sharpie cap, cut it lengthwise, slip it around the fuel line, and then press it into the connector.
Additionally, there are repair kits available for the 5/16" and 3/8" lines, which can be used to replace the vinyl hoses with fresh lines. These repair kits include heating the new lines with a heat gun to bend them into shape and installing new quick disconnects.
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If you don't have a tool, you can cut a plastic bottle or coffee can into a strip and use that instead
If you don't have a tool to remove the fuel line from the rail of your 99 Jeep Cherokee, you can cut a plastic bottle or a coffee can into a strip and use that instead. This method can be especially useful if you don't have easy access to an auto parts store or if you are in a hurry.
First, make sure you have safely disconnected the fuel line from the injector rail. You can do this with your fingers, as the connections to the pump do not require any tools. Next, cut a plastic bottle or a coffee can into a strip that is approximately 1" wide. Roll this strip into a circle so that it can fit around the fuel line. Now, slip this makeshift tool around the fuel line and use it to depress the locking part of the fitting. You can also try cutting the open end of a Sharpie marker, cutting it lengthwise, and slipping it around the fuel line to press into the connector.
If you are having trouble accessing the fuel line because there is very little room between the filter and where the fuel line clips on, try removing the radiator reservoir and the washer reservoir. This will give you more space to work with and make it easier to reach the fuel line.
It is important to exercise caution when working with fuel lines to avoid any leaks or damage to the vehicle. If you are unsure about the process, it may be best to consult a professional or seek advice from a trusted mechanic.
By following these steps and using a plastic bottle or coffee can strip, you can successfully remove the fuel line from the rail of your 99 Jeep Cherokee without the need for a specialized tool.
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You can also try using your fingers to disconnect the line
Disconnecting the fuel line from the fuel rail of a 1999 Jeep Cherokee can be a tricky task. While some special tools can assist in this process, you can also try using your fingers to disconnect the line.
First, ensure you have the necessary space to work. Removing the radiator reservoir and washer reservoir can provide extra room to move the fuel injectors and access the fuel line.
The fuel line is held on by 3 or 4 "claws" that need to be gently squeezed by pressing inward. You can try using your fingers to press these claws inward and disconnect the line. However, be cautious as there is limited space to work with, and you don't want to break anything.
If your fingers are unable to reach or apply enough force, you may need to use a tool to assist in the disconnection. A fuel line disconnect tool, such as the inexpensive plastic disc-shaped tools, can be useful in this situation. These tools come in various sizes, so find the right size that fits around the fuel line and use the ridge to depress the locking part of the fitting.
Alternatively, you can get creative and make your own tool. Some people have had success cutting a 1" wide strip from a coffee can, rolling it into a circle, and using it to press the claws inward. Another innovative solution involves cutting 3/4" off the open end of a Sharpie cap, cutting it lengthwise, slipping it around the fuel line, and then pressing it into the connector.
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$13.59

If you have a leaking o-ring, you'll need to replace it with a new one
Another option is to purchase a transmission line disconnect repair kit from a dealer. This kit includes new O-rings and the plastic snap tool required for replacement. Alternatively, you can try to replace the O-ring yourself. To do this, you will need to remove the fuel line by using a set of fuel line tools. These are usually multi-coloured plastic disc-shaped tools that are inexpensive and come in a set of 5 or 6 different sizes. Find the right size, slip it around the fuel line, and use the ridge on one side to depress the locking part of the fitting.
If you are still having trouble, you can try the Sharpie trick. Cut 3/4" off the open end of a Sharpie cap, then cut it lengthwise so you can slip it around the fuel line. Then, press it into the connector. This is a cheap and easy solution that can be done at home.
Finally, if you are still having issues, it may be best to consult a mechanic or a Jeep dealership for further assistance.
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You can remove the radiator and washer reservoir to make more room to work
To remove the fuel line from the rail of your 99 Jeep Cherokee, you may need a fuel line removal tool. Some sources suggest that you can simply use your fingers to disconnect the fuel line from the pump, but others recommend a specialised tool to avoid breaking anything. You can purchase a set of fuel line tools from your local auto parts store. These usually come in a set of 5 or 6 multicoloured plastic discs that are inexpensive and easy to use.
- Remove the air cleaner housing from the top of the left front fender wheel house.
- Disconnect the two washer reservoir hoses from the two engine compartment washer hoses at the inline connectors located on the top of the left front fender wheel house.
- Open the washer reservoir filler cap and unsnap the filler cap hinge from the hook on the filler neck.
- Remove the screw that secures the washer reservoir filler neck to the left inner fender shield.
- Disconnect the left headlamp and dash wire harness connectors for the washer pump/motor units from the pump/motor connector receptacles.
- Remove the fender flares and their mounting hardware.
- Remove the plastic inner fender well. It is held on with plastic push-in clips, which can be removed with a screwdriver or a specialised tool.
With these steps, you can create more space to work on removing the fuel line from the rail of your 99 Jeep Cherokee.
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Frequently asked questions
You can buy a fuel line and transmission line disconnect tool set from a parts store. You can also cut a 1" wide strip of a coffee can, roll it into a circle and use that to disconnect the fuel line.
You can cut 3/4" off the open end of a Sharpie cap, then cut it lengthwise so you can slip it around the fuel line. Then press it into the connector.
The 1997-2001 fuel line is held on by 3 or 4 "claws" that need to be gently squeezed, by pressing inward, with the disconnect tool.











































