Transmission Cooler Lines Gm
Well, here's a little write up to remove the tranny check valve in the return line to increase flow to the trans and hopefully remove a common failure point in the Dodge 46re transmission. The flow for the check valve portion we've removed is from radiator to transmission (the return line). Tighten up the flare end onto the coupler in the truck and push the quick connect side onto the radiator. You can then take a peek in the check valve side to see the check valve inside the fitting. So why on earth would you want to remove this? 1 ft of 3/8" ID trans cooler line (NAPA part #H1937). Here's a pic of it installed: Engage the emergency brake and start up the truck and put it in Neutral. RTV should not be needed if you get the fittings tight, but won't hurt if you want to use it, just use sparingly on the threads and make sure it is highly oil resistant and can take at least 250 degress. Parts fit for the following vehicle options. Transmission cooler lines diagram. Just use the old check valve unit to judge length before you cut. The 7/8" wrench should fit on the check valve and the 3/4" should go on the silver connector on the the trans return line. Notice it says DODGE/JEEP at the top: The parts guy said he could order a quick connect with a female end that might attached directly to the 3/8" nozzle without the reducer, but I wasn't going to wait a day for a "maybe fits" part. 48re Transmission Coolers. Make sure you place a catch pan under the fitting before you disconnect it as trans fluid will start to drip from the radiator.
- How to change transmission cooler lines
- Transmission cooler line size
- What size are transmission cooler lines
- Transmission cooler lines diagram
- Transmission cooler lines gm
- 46re transmission cooler line diagram
- 46re transmission cooler lines diagram
How To Change Transmission Cooler Lines
I just bought this one and used a reducer they had in stock. You simply slide the disconnect tool over the trans cooler line on the radiator side with the flanges pointing toward the check valve and press the tool into the fitting and then pull the fitting and hose away from the radiator. It's the piece just above the tool. 1 or 2 quarts ATF +4 trans fluid. Make sure it is 3/8" ID trans cooler line hose and nothing else! Search for: Main Menu. Transmission cooler lines gm. 48re Transmission Cooler Line Diagram. Here's a pic of the check valve side brass fittings (you can see these assembled in the quick disconnect tool pic posted earlier. NAPA part #05706B106). Enjoy your new found peace of mind. First we need 1 ft of hose.
Transmission Cooler Line Size
Trans oil catch pan. What size are transmission cooler lines. The replacement is a return line with no check valve that replaces the current line without hacking up any of the truck's trans lines or fittings. Parts like Transmission Oil Cooler & Lines are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. The nozzle end will go into the hose and then you'll use the band clamps to secure it. Just check to make sure that if there is a recommended direction of flow, you pipe it in correctly.
What Size Are Transmission Cooler Lines
Sorry for the few out of focus pictures, my camera doesn't like to focus without a flash which was necessary for some pics. The tip on the nozzle serves as a catch so that the band clamp (when tightened down) can't slide backward. After you remove the check valve line, turn it quick connect side down and let the trans fluid drip out. 4l80e Transmission Parts Diagram. It's a good idea to let the truck idle in neutral for about 10 seconds before taking off after the truck has sit for an extended length of time. The black band around the tool is actually a rubber band and assists you in closing and holding the tool around the pipe you are using it on. Here's a pic of the NAPA trans line (I bought their last 3 feet, so they gave me the box): That hose was rated for 400PSI! The purpose of this check valve is to keep the Torque Converter filled with transmission fluid when the truck is off so the next time you start it, you can take off without waiting for the pump to fill the converter back up. 2 - hose clamps (NAPA part #5051212). A razor blade won't work because the trans line is reinforced with steel mesh to keep it from expanding.
Transmission Cooler Lines Diagram
When you remove the check valve tube trans fluid will drip from the trans line, so position your drip pan under there as well. 3/8" quick disconnect tool. You must be logged in to rate content! I find the large 15 quart Blitz pans can cover both drips in one pan and work well. The metal ones are so much faster than wrestling with a cheapo plastic circle that gets chewed up and thrown out. This will allow the trans fluid pump to refill the Torque Converter so you don't bog and stall as you try to take off. A quick disconnect tool can be used to remove the connection to the radiator, pictured here (the tool is in the middle of the pic): I prefer the metal disconnect tools to the plastic ones as the short plastic circular tools don't really get far enough into the quick connect fitting to release the spring loaded latches. Then remove the tool. A flat head screwdriver.
Transmission Cooler Lines Gm
46Re Transmission Cooler Line Diagram
1 - quick disconnect fitting (NAPA part #730-5027). Total price: ~$35 for parts. Well, if you have debris in your trans fluid from normal wear and tear, a common place for it to collect is in the check valve. 1 - 3/8" to 1/4" reducer coupling (NAPA part #3300X6X4). You can now remove the drip pan. Parts needed: 2 - 3/8" nozzle to pipe fitting (yes you need 2 of these! ) Harbor Freight has them here. The first pic is of the check valve as it sits in the stock truck in the transmission return line from the radiator. Here's the replacement hose completely assembled: 1 ft of trans tubing will probably be a little too long for the setup so you can use wire cutters to cut the trans tubing to size.
46Re Transmission Cooler Lines Diagram
Throw another hose clamp on the hose before inserting the radiator side coupling. Remember to measure twice and cut once! Tools needed: 7/8" open end wrench. Transmission: 4-Speed Automatic Transmission, 5-Speed Manual Transmission. The large brass fitting contains the the check valve in question. The reason that you can't use just the nozzle piece is because the coupler in the truck on the check valve side is a flare thread which is different from pipe thread. Here's a pic of the 3 pieces that go onto the radiator side of the hose (I believe that coupler was 21mm on the outside): And here's a close up pic of the NAPA replacement Quick Connect fitting. Guides & Information.
Let the truck heat up to operating temp and check the trans fluid level on a level road or parking lot. The brass fitting might have corroded a bit so a shot of penetrating oil will help break it loose. It's tiny and once you see it, you'll understand why it's a restriction to the system and how debris can accumulate there, especially is the tranny doesn't see a regular servicing. Crescent wrench for various metric fittings somewhere between 17mm and 21mm. Now you can remove the check valve side of the hose.