TRAILERING PACKAGE HEAVY-DUTY includes (KNP) auxiliary external transmission oil cooler and (KC4) external engine oil cooler provides increased trailering capabilities.
ENGINE VORTEC 5.3L V8 SFI FLEXFUEL with Active Fuel Management capable of running on unleaded or up to 85% ethanol (with gas - 320 hp [238.6 kW] @ 5400 rpm 335 lb-ft of torque [452.2 N-m] @ 4000 rpm with E85 ethanol - 326 hp [243.1 kW] @ 5300 rpm 348 lb-ft of torque [469.8 N-m] @ 4400 rpm) iron block (STD)
TRANSMISSION 6-SPEED AUTOMATIC HEAVY-DUTY ELECTRONICALLY CONTROLLED WITH OVERDRIVE AND TOW/HAUL MODE (STD)
SUN ENTERTAINMENT AND DESTINATIONS PACKAGE includes additional 9 months of XM Radio and XM NavTraffic service (DD8) inside rearview auto-dimming mirror (CF5) power sunroof (UUK) AM/FM stereo with MP3 compatible CD/DVD player and DVD-based navigation (UVC) rearview camera system and (U42) rear seat DVD entertainment system