Work Truck trim. WORK TRUCK PLUS PACKAGE, TRANSMISSION, 4-SPEED AUTOMATIC, ELEC... ENGINE, VORTEC 4.3L V6 MFI, AUDIO SYSTEM FEATURE, SPEAKER SYSTEM, Chrome Wheels, SUSPENSION PACKAGE, SOLID SMOOTH RIDE... DOOR LOCKS, POWER AND MORE!======KEY FEATURES INCLUDE: . Child Safety Locks, Electronic Stability Control, 4-Wheel ABS, Vinyl Seats, Tire Pressure Monitoring System. ======OPTION PACKAGES: WINDOWS, LOCKS AND MIRRORS, POWER Provides power driver and passenger front side windows with uplevel door panels on a base trim level vehicle. Includes RPO (DL8) outside heated power-adjustable manual folding mirrors, RPO (AU3) power door locks and RPO (UQ3) speaker system. T/K***43-53 models include rear door power windows and locks. Power mirrors can be upgraded to SEO (6P3) camper, power-adjustable glass, manual extendable, heated mirrors. (Remote Keyless Entry becomes optional on all models and S
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