Impala V8-5.3L (2008)
6. Connect the left knock sensor electrical connector, if required.
7. Fill the cooling system. Refer to Cooling System Draining and Filling (9C1, 9C3 Static Fill) Cooling System Draining and Filling (LZE, LZ4,
LZG, 9C1, 9C3, GE47716 Fill) Cooling System Draining and Filling (LZE, LZ4, LZG, Static Fill).