Sierra Classic 2500 2WD V8-6.6L DSL Turbo (2007)
Auxiliary Battery Relay: Service and Repair
Auxiliary Battery Relay Replacement
Removal Procedure
Caution: Refer to Battery Disconnect Caution.
1. Disconnect the auxiliary battery negative cable.
2. Reposition the boot (3) to expose the stud.
3. Remove the auxiliary battery positive cable nut (2).
4. Remove the auxiliary battery positive cable from the auxiliary battery relay.
5. Reposition the boot to expose the stud.
6. Remove the auxiliary battery positive cable nut.
7. Remove the auxiliary battery positive cable from the auxiliary battery relay.
8. Disconnect the auxiliary battery relay electrical connector (1).
9. Remove the auxiliary battery relay nuts.
10. Remove the auxiliary battery relay.