Transmission Parts GM 4L70-E 4L60-E 4L65-E Other Tool
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Warning:

Tool kit Reamer kit F-77754-SERV is no longer in production. Check with your distributor for availability

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

Reamer
Part No. 77754-SERV

You need this if... View Instructions Find a Distributor

Reamer for SERV (GM Reman) Valve Bodies

Bench tool kits 77754-SERV and 77754-RM5 are available for reaming GM SERV (remanufactured valve bodies).

  • 4L60-E, 4L65-E, 4L70-E Reamer 77754-SERV

Videos

Cleaning & Care Techniques for Sonnax Reamers
 

You need this if...

See the Part Selection and Reaming Options Instruction sheet to determine which combined Sonnax parts and tool kits will repair your GM 4L60-E PWM and Non-PWM valve body

Required By

Required

Recommended

4L60-E, 4L65-E, 4L70-E Isolator Sleeve Kit 77754-ISO

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

Isolator Sleeve Kit 77754-ISO

    Helps cure:
  • Code 894, 1870
  • TCC cycling
  • TCC slip
  • 3-4 Clutch failure

Required

Recommended

4L60-E, 4L65-E, 4L70-E TCC Regulator & Isolator Valve Kit 77754-03K

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

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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