4.3L V-6 (LU3), rated at 195 hp (145 kW) and 260
lb.-ft. of torque (353 Nm). It is standard on work truck regular
cab and 2WD extended cab models.
4.8L V-8 (LY2), with iron block; rated at 295 hp (220 kW) and
305 lb.-ft. of torque (414 Nm)*. It is standard on work truck
4WD extended cab, SLE1 regular cab and extended cab models, and
work truck and SLE1 crew cab models.
5.3L FlexFuel V-8 (LMG), E85-capable with iron block and Active
Fuel Management, rated at 315 hp (235 kW) and 338 lb.-ft. of
torque (458 Nm)*. This engine is available on all models.
5.3L FlexFuel V-8 (LC9), E85-capable with aluminum block and
Active Fuel Management, rated at 315 hp (235 kW) and 338 lb.-ft.
of torque (458 Nm)*. This engine is available on all models.
5.3L V-8 (LH6), with aluminum block and Active Fuel Management,
rated at 315 hp (235 kW) and 338 lb.-ft. of torque (458 Nm)*. It
is available on crew cab 4WD models.
5.3L V-8 (LY5), with iron block and Active Fuel Management,
rated at 315 hp (235 kW) and 338 lb.-ft. of torque (458 Nm)*.
This engine is standard on SLE2 and SLT models; it is available
on all other models.
6.0L V-8 (L76), with aluminum block, variable valve timing and
Active Fuel Management, rated at 367 hp (274 kW) and 375 lb.-ft.
of torque (508 Nm)*. It is available on SLE and SLT extended and
crew cab models as part of the enhanced trailering package.
6.2L V-8 (L92), with aluminum block and variable valve timing,
rated at 400 hp (298 kW) and 417 lb.-ft. of torque (565 Nm)**.
This engine is exclusive to Sierra Denali.
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