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# 010604052A.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS - SERVICE ENGINE SOON LIGHT ON, DIAGNOSTIC TROUBLE CODE (DTC) P0014, P0116, OR P1683 SET, DELAYED TRANSMISSION DOWNSHIFT AND/OR EXCESSIVE FAN NOISE. *TT

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