GMC TSB #SB-10015A
2010 GMC Sierra 1500
Affected Component: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
- TSB Document
-  - Sorry, the NHTSA has not posted this TSB document yet.
 You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# SB-10015A. 
- Summary
- CHEVROLET/GMC: TRANSFER CASE LEAK. PROVIDES A SERVICE PROCEDURE TO INSPECT THE TRANSFER CASE PLUG FOR PRESENCE OF AN O RING AND IF NECESSARY, INSTALL A NEW PLUG THAT CONTAINS O-RING. BULLETIN BEING REVISED TO EXTEND THE EXPIRATION DATE TO 9/30/11. *PE
