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# 040420003.

Affected Component: POWER TRAIN:AXLE ASSEMBLY

Summary

DIAGNOSTIC INFORMATION ON REAR AXLE VENT HOSE TO AVOID MOISTURE/WATER INTRUSION. *TT

Click a tab for more information.