Impala V6-3.9L (2007)
Important: DO NOT apply thread sealant to the sensor threads. The sensor threads are coated at the factory. Applying additional sealant
affects the sensors ability to detect detonation.
1. Install and tighten the knock sensor.
Tighten the sensor to 25 N.m (18 lb ft).
2. Connect the knock sensor electrical connector (1).
3. Lower the vehicle.
