Sierra 1500 2WD V8-5.3L Hybrid (2004)
3. Remove the red connector position assurance (CPA) retainer.
4. Disconnect the 42-volt positive/negative cable electrical connector (4).
5. Remove the service disconnect power cable nut (1) and cable from the high current connector (HCC).
6. Remove the HCC power cable nut and cable from battery 3.
7. Remove the HCC screws.
