GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2000
🢒
Sunfire
🢒
Transmission/Transaxle
🢒
Automatic Transaxle - 3T40
🢒 Reaction Sun Gear to Input Drum End Play Check
Tools Required
•
J 26958
Output Shaft Aligning & Loading Tool
•
J 26958-10B
Adaptor Plug
•
J 25025-7A
Dial Indicator Post
•
J 28588
Gage
•
J 8001
Dial Indicator
Important:
The
J 26958
loading tool should still be in place from the input shaft end play check.
Install
J 28588
,
J 8001
, and
J 25025-7A
.
Position the gage extension between the open ends of the selective snap ring (644) on the reaction sun gear.
Swing the feeler gage of
J 28588
under the extension shoulder.
Set the dial indicator so that the pointer is at zero.
Position the selective snap ring (644) under the gage extension shoulder.
Remove the feeler gage from under the extension shoulder.
The dial indicator should read 0.33 to -0.33 mm (0.013 to -0.005 in)
Record the reading.
In order to select the correct snap ring, refer to the Reaction Sun Gear to Input Drum Selective Snap Ring table in
End Play Specifications
.
Measure the new or used snap ring (644) with a micrometer.