Battery Negative Cable Replacement

Battery Negative Cable Replacement (4.3L)

Removal Procedure




1. Disconnect the negative battery cable.
2. Remove the air cleaner outlet resonator.
3. Disconnect the engine wiring harness electrical connector (1) from the battery current sensor.




4. Remove the battery current sensor (3) clip from the battery tray.




5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
6. Remove the oil pan skid plate and bolts, if equipped.




7. Remove the negative battery cable bolt (2) from the front of the engine block.
8. Reposition the negative battery cable terminal (1) and the engine wiring harness terminal (3) from the engine block.




9. Remove the forward lamp wiring harness ground bolt (1).
10. Remove the forward lamp wiring harness terminal (2) from the frame.
11. Remove the negative battery cable terminal (3) out through the opening between the radiator support and frame.




12. Remove the negative battery cable clip (1) from the chassis harness.
13. Lower the vehicle.
14. Remove the negative battery cable clip (2) from the right wheelhouse liner.




15. Remove the negative battery cable from the vehicle.
16. If replacing the negative battery cable, remove the battery current sensor. Refer to Battery Current Sensor Replacement (4.3L) Battery Current Sensor Replacement (4.8L, 5.3L, 6.0L, and 6.2L).

Installation Procedure




1. If the negative battery cable was replaced, install the battery current sensor. Refer to Battery Current Sensor Replacement (4.3L) Battery Current Sensor Replacement (4.8L, 5.3L, 6.0L, and 6.2L).
2. Install the negative battery cable to the vehicle.




3. Install the negative battery cable clip (2) to the right wheelhouse liner.
4. Raise and support the vehicle.
5. Install the negative battery cable clip (1) to the chassis harness.




6. Route the negative battery cable terminal (3) through the opening between the radiator support and frame.
7. Ensure that the negative battery cable is positioned behind the forward lamp harness.
8. Install the forward lamp wiring harness terminal (2) to the frame. Ensure that the anti-rotation tab is inserted into the hole in the frame.
9. Install the forward lamp wiring harness ground bolt (1).

Tighten the bolt to 25 N.m (18 lb ft).




10. Position the engine wiring harness terminal (3) against the engine block and position the negative battery cable terminal (1) on top of the engine wiring harness terminal.
11. Install the negative battery cable bolt (2) to the front of the engine block.

Tighten the bolt to 25 N.m (18 lb ft).




12. Position the oil pan skid plate and install the bolts, if equipped.

Tighten the bolt to 28 N.m (21 lb ft).

13. Lower the vehicle.




14. Install the battery current sensor (3) clip to the battery tray.




15. Connect the engine wiring harness electrical connector (1) to the battery current sensor.
16. Install the air cleaner outlet resonator.
17. Connect the negative battery cable.