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# 08080.

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Summary

SERVICE UPDATE FOR INVENTORY VEHICLES ONLY - TRANSMISSION CONTROL MODULE REPROGRAM (LOW SPEED ENGINE BRAKING SENSATION UPON AUTOMATIC DOWNSHIFT TO FIRST GEAR) - EXPIRES MARCH 31, 2009. *NJ

Click a tab for more information.