Can I rebuild my 4L60E myself?

New adaptations are being developed all the time, engineered to make your 700-R4, 4L60, 4L60E, 4L65E, and 4L75E boxes better. Unless you are a seasoned transmission builder with a lot of experience with the 4L60E series transmissions, it is suggested you never execute transmission rebuilding yourself.

Is a 4L60 transmission manual?

The 4L60-E is a fully automatic rear wheel drive transmission. This unit is basically a THM 700-R4 with electronic controls added to the valve body. Line pressure and shift feel are controlled electronically with a Pressure Control Solenoid (PCS), located on the valve body and dependent on TPS and VSS signals.

What causes a 4L60E transmission to slip?

ANSWER: This is a common issue with many GM vehicles using the 4L60E transmission, and the odds are high it will not require overhaul. Slippage can occur due to several possible causes, such as low fluid level, a slipping torque converter clutch, or slipping clutch or band within the transmission.

How can I improve my 4L60E?

4L60E Mods for Performance Enthusiasts

Lay out the important parts on an assembly bench.
Rebuild with an improved, thicker sun shell.
Use five-pinion front/rear planetary.
Use a larger clutch with an input drum reinforcement sleeve.
Stamped Steel forward clutch apply pistons.

How many clutches are in a 4L60E?

Most 4L60E and 700R4 transmissions have only six clutch plates in the 3-4 pack. This package increases the clutch pack to nine without having to do any machining or modifications to the drum. Improves 3-4 clutch life and the 2nd to 3rd shift quality.

What are some common problems with the 4L60E transmission?

Three of the most common problems found in a GM 4L60E transmission are: 3 – 4 Clutch Pack Failure Broken Drive Shell Worn TCC Regulator Valve

How many solenoids are on the 4L60E transmission?

The 4L60E family of transmissions use 2 shift solenoids, initially called Shift Solenoid A & Shift Solenoid B, later changed to comply with OBD II (On Board Diagnostics revision 2) regulations to 1-2 Shift Solenoid & 2-3 Shift solenoid.

Are all 4L60E transmissions the same?

4L60E transmission bellhousings are not the same. One of the main differences in the earlier and later 4L60E transmissions is the bellhousing area. In the earlier versions, the case was cast as on piece of aluminum. In the later versions of it had a removable bellhousing.

What is the length of a 4L60E?

The 4L60E has a weight of 150 lbs without fluid and the length of 23.5″, while the 4L80e have the weight of 236 lbs and the length of 26.4″. Just with these number, you can probably calculate that there is a big difference in size and weight between these transmissions.

Can I rebuild my 4L60E myself? New adaptations are being developed all the time, engineered to make your 700-R4, 4L60, 4L60E, 4L65E, and 4L75E boxes better. Unless you are a seasoned transmission builder with a lot of experience with the 4L60E series transmissions, it is suggested you never execute transmission rebuilding yourself. Is a 4L60…