Affected Component: ENGINE (PWS)

Date Published

JAN 22, 2016

NHTSA TSB #

10080073

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-3-412.

Summary

15671A - SERVICE UPDATE (REVISED SERVICE PROCEDURE). REPOSITION THE MAIN BODY WIRING HARNESS BRANCH LOCATED IN THE ENGINE COMPARTMENT ON CERTAIN VEHICLES EQUIPPED WITH 3.6L DOHC V6 ENGINE (RPO LFX). IF THE HARNESS IS NOT ROUTED PROPERLY, THE ENGINE MAY NOT START, HAVE REDUCED POWER, SHUT OFF OR STALL WHILE DRIVING. THIS CONDITION COULD HAVE OTHER EFFECTS, INCLUDING THE CENTER HIGH MOUNT STOP LAMP (CHMSL), TURN SIGNAL LIGHTS OR HEADLIGHTS BECOMING INOPERATIVE.