Transmission Parts GM 4L70-E 4L60-E 4L65-E Valve Body Spring
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Symptoms:

  • Broken 3-2 control valve spring
  • 3-2 Bind-up
  • Overheated 2-4 band

Cause:

Fatigue from 3-2 control valve operation.

Correction:

Sonnax 3-2 control valve spring salvages valve bodies and prevents 3-2 bind or 2-4 band overheat.

4L60-E, 4L65-E, 4L70-E

3-2 Control Valve Spring
Part No. 77754-23

For use in '96-later on/ff style 3-2 control valve bodies. It will not work in '93–'95 PWM style 3-2 control valve bodies.

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The 3-2 control valve spring in late-model GM 4L60-E, 4L65-E and 4L70-E valve bodies often breaks, and can cause a 3-2 bind and/or 2-4 band to overheat. This spring is often found to be broken during valve body service, and OE replacements are not available. Sonnax 3-2 control valve spring 77754-23 salvages the valve body and prevents 3-2 bind and/or 2-4 band overheat.

  • Inexpensive replacement for unavailable OE spring
  • Salvages valve body core

Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. See all Sonnax valve body layouts.

GM 4L60-E, 4L65-E, 4L70-E Valve Body Layout

GM 4L60-E, 4L65-E, 4L70-E Valve Body Layout
  • 4L60-E, 4L65-E, 4L70-E 3-2 Control Valve Spring 77754-23
  • 4L60-E, 4L65-E, 4L70-E 3-2 Control Valve Spring 77754-23
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