Sierra 1500 4WD V6-4.3L (2008)
2. Connect the engine wiring harness electrical connector (1) to the knock sensor.
3. Position the knock sensor sleeve (3) up and over the knock sensor.
4. If equipped, position the oil pan skid plate and install the bolts.
Tighten the bolts to 28 N.m (21 lb ft).
5. Lower the vehicle.
