6000 V6-191 3.1L (1989)
Proper diagnostics for either of the above symptoms should be performed prior to attempted repair for any condition. Diagnosis should include:
*
Check fluid levels
*
T/V cable adjustment
*
Fluid pressure check
*
Manual valve secured
*
Low/reverse pipe not bent; washer seal/O-ring secured; pipe brackets tight
*
Low/reverse piston seals uncut and properly installed
*
No loose retainers
*
Cup plug seal properly installed (not cut)
*
Backing plate in proper location
*
Driven sprocket support Teflon seals
*
Direct clutch seals
If the diagnostic conditions are met and further repair is required, both the below listed service parts should be replaced with the low/reverse clutch
components using Labor Code K7580. Include the replacement of the low/reverse release spring (655), clutch spring retainer (656), and piston snap ring
(657) as part of total repair (see Figure 1).
SERVICE PARTS INFORMATION:
Service
Part Name/Service Package
Package Number
Low/Reverse Clutch Release Spring (655)
8628222
Low/Reverse Clutch Retainer and Snap Ring
8664961
(656/657)
These service packages are currently available from GMSPO.
Use applicable Labor Time Guide for labor hours.
SERVICE MANUAL REFERENCE:
Refer to the "Automatic Transaxle Diagnosis/Unit Repair" section of your service manual for necessary low/reverse clutch diagnostic and repair
information.