GM Cylinder Deactivation Solenoid also called intake valley cover plate
CAME OUT OF 2008 CHEVY AVALANCHE 5.3
Was changed when not needed , this item had nothing to do with my problem .
I paid over 400.00 for the new GM one.
Engine Cylinder Deactivation Solenoid
Fitment Notes: Manifold;W/cyl Deactivation Solenoid;
SUPPOSED Application Summary - GENERAL MOTORS 2015-05, ...