Silverado offers a wide selection of powerful three-quarter and
one-ton pickups, including 2500HD (3/4-ton) and 3500 Series (one-ton)
regular cabs, four-door extended cabs, crew cabs and chassis cabs.
2003, 14 different Silverado models can run on dedicated compressed
natural gas (CNG) or bi-fuel systems that operate on CNG or gasoline
when equipped with a Vortec 6000 6.0L V8 with hardened upgraded
valves and seats to withstand CNG's lack of lubricity and cooling
effects. Special versions with reduced gross vehicle weight ratings
(8,500 pounds) allow customers to meet fleet requirements in "non-attainment"
areas. Higher-capacity 9,200 pound GVWR models are also available.
awesome power, tough frames, advanced suspensions and high-capacity
brakes, the 2500HD/3500 Series provides outstanding payload capacities
and impressive hauling and trailering capabilities. The 3/4-ton
models have a Gross Vehicle Weight Rating (GVWR) as much as 9,200
pounds (4,173 kg), and payloads as much as 3,964 pounds (1,798 kg).
The one-ton pickup models have a GVWR of as much as 11,400 pounds
(5,171 kg) GVWR and payloads of as much as 5,753 pounds (2,610 kg).
Silverado HD has an 11,400-pound (5,171 kg) GVWR for 2WD chassis
cabs and 12,000-pound (5,443 kg) GVWR for 4WD chassis cabs. Chassis
cabs provide payloads of as much as 6,089 pounds (2,762 kg).
the Vortec 8100 and Duramax 6600 diesel V8 tow as much as 12,000
pounds (5,443 kg); they provide a maximum 22,000-pound (9,979-kg)
gross combined weight rating (GCWR).
a fifth wheel or gooseneck hitch, trailering capability increases
to 15,800-pounds (6,804 kg). The Vortec 8100 provides its maximum
ratings with either a 4.10:1 or 3.73:1 axle ratio; the Duramax 6600
offers a 3.73 axle ratio.
a weight-distributing platform hitch and 4.10 axle ratio, the Vortec
6000 V8 permits towing trailers weighing as much as 10,500 pounds
(4,763 kg), and provides a maximum 16,000-pound (7,257-kg) GCWR.
heavy-duty pickups are trailer-ready. A handling and trailering
package is standard. A trailering equipment package provides the
weight-distributing hitch platform, eight-wire trailer harness with
mounted connector and a jumper harness with a plug-in for the electric
trailer brake controller.
For 2003, the Silverado HD will feature the same bold and expressive
styling as the half-ton
Regular, four-door, extended and crew cab sizes have significant
interior room and outstanding seating comfort. The extended cab
has the industry's largest rear-door openings. A standard four-wheel
disc brake system features GM's powerful Hydro-Boost brake-apply
system and four-wheel ABS.
2500HD/3500 Series has the OnStar system, standard on uplevel Silverado
LT extended cab and crew cab models. OnStar is an innovative in-vehicle
communications and assistance service designed to provide drivers
with access to live, personalized service and emergency assistance
at the touch of a button, 24 hours a day, 365 days a year. Customers
can use OnStar for hands-free personal calling or can have e-mail
read to them, in addition to other OnStar services.
models have standard dual air bags, with a passenger-side deactivation
switch on regular and extended- cab models to protect small occupants.
Silverado HD offers an impressive array of powerful gasoline and
Duramax 6600 6.6L diesel V8 - with world-class performance in an
incredibly quiet package - kicks out 300 hp at 3100 rpm and 520
lb-ft (705 Nm) of torque at 1800 rpm.
optional Vortec 8100 8.1L V8 gas engine has 340 hp at 4200 rpm and
455 lb-ft (617 Nm) of torque at 3200 rpm. For 2003, the Vortec 8100
receives a more efficient Denso starter that draws about 10 fewer
Vortec 6000 V8 produces 300 hp at 4400 rpm and 370 lb-ft (501 Nm)
of torque at 4000 rpm.