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# 4040.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

HARSH TCC APPLY OR TCC CYCLING. *KB

Click a tab for more information.