A/T - No Converter Clutch Apply When Unit Is Hot
TSB 85-24SUBJECT: GM CONVERTERS
COMPLAINT:
No converter clutch apply when unit gets hot.
All electrical checks show that problem is internal.
CAUSE:
The cause might be excessive converter endplay.
End play on converter clutch converters requires tighter tolerances than no clutch converters.
CORRECTION:
Replace converter if endplay is excessive.