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# 060603011.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

HUMMING OR BUZZING FROM REAR OF VEHICLE AND/OR POSSIBLE DEAD BATTERY. (CHECK FUEL PUMP RELAY AND REPLACE, IF NECESSARY). *KB

Click a tab for more information.