Silverado 1500 4WD V8-6.0L Hybrid (2009)
2. Raise and suitably support the vehicle.
3. Position the negative battery cable lead (3) behind the engine wiring harness ground lead (2).
4. Place the engine wiring harness ground lead (2) and the negative battery cable lead (3) to the frame.
5. Insert the anti-rotation tab on the engine harness ground lead into the hole in the frame.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution) .
6. Install the engine wiring harness ground lead to the frame bolt (1) and tighten to 9 Nm (80 lb in) .
7. Lower the vehicle.
8. Position the engine wiring harness ground lead (2) behind the negative battery cable lead (3).
9. Place the negative battery cable lead (3) and the engine wiring harness ground lead (2) against the engine block boss.
10. Install the negative battery cable ground terminal to the engine block boss bolt (1) and tighten to 50 Nm (37 lb ft) .
