The mercedesbenz 4gtronic transmission was produced from 1981 to 1996. Despite its quirks, it performed well in everything from four to twelvecylinder engines. Others include double shifts into either 3rd or 4th, harsh 4 3 downshifts, and various shift overlap and sequence irregularities. Hi,sorry for my english,im automatic transmission rebuilder and mercedes fanatic. Here is a list of models where you will find the 7g transmission. Before andor after rebuild, any mercedes equipped with the 722. Since your car was built in the 90s, seal compatibility is not an issue with our full synthetic fluids.
For this walkthrough, i will be discussing the 722. The cause may be, a stuck or sticking accumulator switching on control valve, a. The 7g nag2 transmission was initially installed on many models that had the m272 and m273 transmission. Valve body valve body receives inputs from selector lever position, mode selector switch, accelerator pedal position control pressure, intake manifold vacuum, kickdown function if activated and vehicle speed. The ratios for the gear stages are obtained by 3 planetary gear sets. To ensure long life and peace of mind in your 7speed 722. Find part search results automatic transmission parts. Carrera 2 volume 2 transmission, carrera 4 volume 2 transmission, 911 carrera 4, 911 carrera 2. The two variants will be referred to as the redfluid version, and the bluefluid version. View and download porsche 911 volume 2 transmission manual online. The mercedesbenz 4gtronic transmission was produced from 1979 to 1996 in w4a 028 type 722. The torque converter usually gets in repair services in the process of transmission reassembly.
Mercedes benz 722 3 722 4 transmission pressure control cable. The 6l80 transmission is a 6speed gm automatic transmission designed for rearwheel drive, allwheel drive, and fourwheel drive cars, trucks, and suvs. Is the synthetic blend mobil dexron vi better than full synthetic mobil 1 in seal compatibility for 722. It was a hydraulically operated nonlockup four speed automatic that replaced the similarly designed 722. Mercedes benz 722 3 722 4 transmission pressure control cable connection duration. Mercedesbenz 190 19841988 avtomotive repair manual. Automatic transmission nag1 service information description the nag1 automatic transmission is an electronically controlled 5speed transmission with a lockup clutch in the torque converter. Got a nice transmission history sheet here in one of my books. This genuine mercedes benz automatic transmission service kit 722. It was later installed in all models including 4matics, diesel, and rear wheel drive models. All manuals can be accessed on a mac or pc computer. The 6l80 transmission is found in escalades, silverados, suburbans, tahoes, and even in the high performance corvette and camaro. Step 3 changing the transmission fluid and filter 7. There are many ways of approaching the shift conditions of these transmissions, specifically the 722.
Mb automatic transmission manual collection for 722. System description automatic transmission 9gtronic 725. The mercedesbenz 4gtronic transmission was produced from 1981 to 1996 in 722. English mb722 3 722 4 automatic transmission service manual. Automatic transmission parts catalog 2007 ganzeboom. Fluid capacity and type, valve body and solenoids charts. In 2014 the 9speed automatic transmission replaced the 722. This mercedes benz transmission collection is the best you will find for the 722. Mercedes benz 722 3 722 4 transmission pressure control cable connection. Mercedesbenz 5speed transmission service walkthrough.
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