Does the 4L60E have a vacuum line?
NO, The 4L60E is electronic controlled. The ONLY Vaccuum Lines would be for the Transfer Case Shift Module on the 4X4 Models. It has a Speed Sensor that does more than just tell you how fast you’re going.
Is there a vacuum hose on a transmission?
The transmission vacuum modulator valve determines how much load is on the engine so the transmission can shift properly. It has a vacuum line that connects to the intake and measures the amount of vacuum in the engine.
Is there a vacuum line on a 700r4 transmission?
No, there is no vacuum line on the th700r4.
What does the TV cable do on a 700r4?
The TV cable on the 700-R4 and 200-4R transmissions controls line pressure, shift points, shift feel, part throttle downshifts, and detent (full throttle) downshifts. So if the TV cable is not adjusted properly, it can cause numerous transmission problems.
Where does the vacuum line go in a truck?
If the truck has a vacuum hose to the transmission (to the vacuum modulator), the line will be a metal tube attached to the large tube that the transmission dipstick is in. It will come up and connect to a hose that will run to the base of the carburetor.
Where is the plug in my TH400 vacuum line?
There’s a plug in mine right behind the carb but it doesn’t appear that a fitting will clear the carb, there’s very little room. Any help is appreciated, thanks! Shaun. Pull the line going into the vacuum modulator, see if any ATF comes out = definite sign the modulator is leaking.
Where is the vacuum hose on a GMC Truck?
Its the silver line next to the trans dipstick tube The year range is pretty non specific. If the truck has a vacuum hose to the transmission (to the vacuum modulator), the line will be a metal tube attached to the large tube that the transmission dipstick is in. It will come up and connect to a hose that will run to the base of the carburetor.
What happens if the vacuum hose is missing from the transmission?
The transmission will work without this line, but the shifts will be hard as if the throttle was all the way to the floor. If the hose is broken or missing, there will also be a vacuum leak at the carburetor, causing a rough/high idle and possible an intermittent backfire.