Battery Cable: Service and Repair

BATTERY CABLES - AUXILIARY

Removal

NOTE: This procedure covers the removal of the battery cables and the batteries. Perform only the steps necessary to remove the appropriate part(s).

1. Raise and support the vehicle.

2. CAUTION: Failure to accurately follow the battery disconnect procedures outlined will result in vehicle or component damage.

Disconnect the jump-start connection by removing the 2 jump-start connection bracket bolts.







3. Open the battery cable wire retainer between the secondary and primary batteries to remove the battery cables.







4. CAUTION: To prevent possible damage to the battery case, cover the battery cables during the lowering process. It is recommended to loosen the auxiliary battery case cover bolts before lowering the battery box.

Remove the secondary battery case from the frame.
1 Remove the RH secondary case-to-frame bolt.
2 Loosen, but do remove, the 3 remaining battery case-to-frame bolts.
3 Raise the battery case up and to the right to dislodge the battery case from the 3 remaining bolts.
- Lower the battery case until it rests on the safety straps.







5. Open the battery cable wire retainer located in the front of the primary battery and remove the battery cable.







6. Remove the body-to-frame ground bolt.







7. CAUTION: To prevent possible damage to the battery case, cover the battery cables during the lowering process. It is recommended to loosen the auxiliary battery case cover bolts before lowering the battery box.

Remove the primary battery case from the frame.
1 Remove the RH primary case-to-frame bolt.
2 Loosen, but do remove, the 3 remaining battery case-to-frame bolts.
3 Raise the battery case up and to the right to dislodge the battery case from the 3 remaining bolts.







8. Remove the primary battery case cover.
- Remove the 2 attaching bolts.







9. Remove the secondary battery case cover.
- Remove the 2 attaching bolts.

10. Disconnect the battery cables from the primary and secondary batteries.







11. Remove the 3 harness locators, along the RH frame rail, and pull the harness through the front body mounting point.







12. Remove the 2 harness locators in front of the front body mounting point.







13. Remove the starter solenoid wiring.
1 Remove the protective cap.
2 Remove the solenoid enable terminal nut.
3 Remove the solenoid enable cable end.
4 Remove the solenoid B+ terminal nut.
5 Remove the solenoid B+ cable end.
6 Remove the starter cable hanger stud nut.
7 Remove the starter cable hanger.

14. Lower the vehicle.







15. NOTE: Battery junction box (BJB) cover removed for illustrative purposes.

Remove the BJB battery cable nut and cable end.

16. Raise and support the vehicle.
17. Remove the battery cable harness from the wheelwell area.

Installation

1. CAUTION: Failure to accurately follow the battery reconnect procedures outlined will result in vehicle or component damage.

NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the powertrain control module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.

To install, reverse the removal procedure.