Auxiliary Battery Positive Cable Replacement 6.2L

1. Disconnect the auxiliary battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
2. Remove the underhood junction block cover.



3. Lift the junction block retainers from the locked position (3) and rotate the retainers to the open position (1).
4. Remove the junction block.



5. Remove the auxiliary battery positive cable connector (1) from the underhood bussed electrical center (UBEC).



6. Remove the mega fuse cover (3).
7. Disconnect the auxiliary battery positive cable electrical connector (2) from the engine wiring harness connector.
8. Remove the relay (1) clip from the stud on the front of dash.



9. Remove the auxiliary battery positive cable nut (1) from the mega fuse holder.
10. Remove the generator battery jumper cable nut (3) from the mega fuse holder.
11. Remove the generator battery jumper cable terminal (2) from the mega fuse stud.
12. Remove the auxiliary battery positive cable from the mega fuse holder.



13. Disconnect auxiliary battery positive cable electrical connector (1) from the auxiliary battery relay.
14. Reposition the auxiliary battery positive cable boot (5).
15. Remove the auxiliary battery positive cable nut (4) and cable from the battery relay.
16. Remove the auxiliary battery positive cable retainer (2) from the stud on the front of dash.
17. Remove the auxiliary battery positive cable push nuts (6).



18. Remove the auxiliary battery positive cable from the vehicle.

1. Install the auxiliary battery positive cable to the vehicle.



2. Install the auxiliary battery positive cable push nuts (6).
3. Install the auxiliary battery positive cable retainer (2) to the stud on the front of dash.

Notice: Refer to Fastener Notice in the Preface section.

4. Install the auxiliary battery positive cable and nut (4) to the battery relay.

Tighten
Tighten the nut to 9 N·m (80 lb in).

5. Position the auxiliary battery positive cable boot (5).
6. Connect auxiliary battery positive cable electrical connector (1) to the auxiliary battery relay.



7. Install the auxiliary battery positive cable to the mega fuse holder.
8. Install the generator battery jumper cable terminal (2) to the mega fuse stud.
9. Install the generator battery jumper cable nut (3) to the mega fuse holder.

Tighten
Tighten the nut to 9 N·m (80 lb in).

10. Install the auxiliary battery positive cable nut (1) to the mega fuse holder.

Tighten
Tighten the nut to 9 N·m (80 lb in).




11. Connect the auxiliary battery positive cable electrical connector (2) to the engine wiring harness connector.
12. Install the relay (1) clip to the stud on the front of dash.
13. Install the mega fuse cover (3).



14. Install the auxiliary battery positive cable connector (1) to the UBEC.



15. Ensure that the junction block retainers are in the open position (1).
16. Position and align the junction block to the 4 bracket pivots (2), once the pivots are engaged, push the retainers down into the locked position (3).



17. Install the underhood junction block cover.
18. Connect the auxiliary battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .