Impala V8-5.3L (2008)
2. Remove the RH front fender upper diagonal brace bolts (1). Release the retainer that secures the wiring harness from the bottom of the brace (2),
then remove the upper diagonal brace.
3. Loosen the negative battery cable terminal nut and remove the battery cable terminal from the battery. Refer to Battery Negative Cable
Disconnection and Connection in SI.
4. Open the positive battery cable terminal cover, loosen the battery cable terminal nut and remove the battery cable terminal from the battery.
5. Remove the battery insulator.