Torque Converter Journal: 20 Years Later - What’s New with 4L60-E PWM Modifications
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Related Units
Related Parts
Required
Recommended
4L60-E, 4L65-E, 4L70-E
TCC Regulator & Isolator Valve Kit 77754-03K
4L60-E '97-earlier only, non-EC3 units
-
Helps cure:
- Code 894, 1870
- Overheated converter
- Low TCC apply pressure
- 3-4 Clutch burned
- 1-2 Harsh
- Low line pressure
Required
Recommended
4L60-E, 4L65-E, 4L70-E
TCC Regulator & Isolator Valve Kit 77754-04K
Fits all years & '98-later EC3 units
-
Helps cure:
- Code 894, 1870
- Overheated converter
- Low TCC apply pressure
- 3-4 Clutch burned
- 1-2 Harsh
- Low line pressure
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