4l80e transmission pdf

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Thread Tools. Received 2 Likes on 1 Post. In searching for access to the 4L60e manual I posted years ago, I found it today along with the 4L80e manual as well. The following 2 users liked this post by Superado:. HomerSimpson , silentbravo View Public Profile. Find More Posts by Superado.

4l80e transmission pdf

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Troubleshooting the 4L80E Automatic Transmission Diagnostic Code Retreival using a Jumper Wire A neutral safety switch prevents the vehicle from being started if the transmission shift lever is in a position other than P park or N neutral. The throttle position sensor is located on the fuel Injection pump. Oil pressure is regulated by a pressure con- trol solenoid, and shift points are controlled by shift solenoids via the transmission control module TCM operation. The torque converter clutch apply and release is controlled by a pulse width modulated PWM solenoid. This information will assist in the servicing and determination of replacement parts. Figure 3.

4l80e transmission pdf

The 4l80e transmission was found in a many heavy duty GM and high end luxury vehicles, such as Rolls Royce, Bentley, and Jaguar ranging from model years — Here is the complete list of 4l80e equipped cars and trucks. Although the 4l80e is common in a lot of heavy duty vehicles, their strength, even in stock forms makes them a very sought out candidate for transmission swaps in high performance cars or trucks in drag race applications.

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Received 6 Likes on 5 Posts. I feel like a complete idiot reading that and I have a lot of learning to do! Likes: Posting Quick Reply - Please Wait. Originally Posted by jtomasik. Phenomenal motor. Academic Documents. Line pressure and shift feel are also controlled electronically with a Pressure Control Solenoid PCS located on the valve body. Find More Posts by mdwatts This booklet contains general description and the procedures necessary to repair, overhaul, or service the THM 4LE electronic overdrive automatic transmission. I'm looking for the rebuild manual, though.

It is constructed to a great extent on the in strength and parts. The 4L80E also features a lock-up torque converter, an added overdrive gear, as well as state-of-the-art electronic controls. In this post, you will learn more about the 4L80E transmission as well as its variant, i.

Repair Manual Repair Manual. Find More Posts by jtomasik. The following errors occurred with your submission. Close suggestions Search Search. Anyone have a copy? Save Save 4L80E 2. It provides Park, Reverse, Neutral, and four forward speeds with 4th gear being overdrive. Report this Document. Likes: Celula Animal Celula Animal.