Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

Date Published
FEB 01, 2011
NHTSA TSB #
10038349
TSB Document
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Hummer for this TSB. Call your local Hummer dealer's service department & ask for a copy of TSB# PI-0153B.

Summary
GM: THERE IS A WHINE NOISE WHEN IN DRIVE OR REVERSE. THERE IS A BEARING PROBLEM IN THE TORQUE CONVERTER. *RM