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# GCUS-3-416.

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Summary

15805 - SERVICE UPDATE. INSPECT THE TRANSMISSION OIL COOLER LINE CONNECTIONS AT THE RADIATOR ON CERTAIN VEHICLES EQUIPPED WITH 2.5L ENGINE (RPO LCV) OR 3.6L ENGINE (RPO LFX). THESE VEHICLES MAY HAVE A TRANSMISSION OIL COOLER LINE CONNECTION THAT IS NOT FULLY SEATED OR SECURE AT THE RADIATOR.

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