GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2006
🢒
Yukon - 2WD
🢒
Transmission/Transaxle
🢒
Manual Transmission - Tremec 6-Speed
🢒 Shift Shaft and Fork Assemblies Disassemble
1st/2nd, 3rd/4th Shift Rail Assembly
Remove the neutral return cam pin (3) from the shift shaft (2).
Remove the 1st/2nd shift fork (1) from the shift shaft (2).
Remove the shift link (2) from the 1st/2nd shift fork (1).
Remove the 3rd/4th shift fork (2) from the shift shaft (1).
Remove the shift link (1) from the 3rd/4th shift fork (2).
Remove the interlocking plate (2) from the selector pin (1).
Remove the selector roll pin (5).
Remove the selector pin (3) from the shift shaft (1).
5th/6th, Reverse Shift Rail Assembly
Tools Required
•
J 23907
Slide Hammer
•
J 39439-2
Bushing Remover
Remove the reverse collar roll pin (1).
Remove the reverse collar (2).
Remove the reverse shift lever roll pin (3).
Remove the reverse shift lever (2) from the shift shaft (1).
Remove the 5th/6th shift lever (2) from the shift rail (1).
Remove the snap ring (1) from the 5th/6th shift lever (2).
Important:
Do not replace the bushings unless inspection shows bushing damage.
Remove the 5th/6th shift shaft lever bushings (1) and (3) from the 5th/6th shift lever (2) using the
J 23907
and the
J 39439-2
.