The engine types may include 4.3L 262Cu. V6 FLEX OHV Naturally Aspirated ,5.3L 5328CC 325Cu. V8 FLEX OHV Naturally Aspirated,5.3L 5328CC 325Cu. V8 GAS OHV Naturally Aspirated,5.3L 5328CC 325Cu. I n. V8 MILD HYBRID EV-GAS (MHEV) OHV Naturally Aspirated,6.2L 6162CC 376Cu.
