Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Date Published

MAR 01, 2011

NHTSA TSB #

10038284

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# 09-07-30-012B.

Summary

GM: THE SERVICE ENGINE SOON LIGHT IS ON AND THERE MAY BE SHIFTING PROBLEMS. HARSH SHIFTING OR NO REVERSE. THERE MAY BE A BROKEN CLUTCH WAVE PLATE. *RM