A gas-electric hybrid model was introduced in 2004 and remains in the lineup for 2005. Hybrid Silverados offer up to 10-percent better fuel economy, 120-volt electrical power with ground fault detection, and accessory powering capabilities.
Don't expect to see a hybrid Silverado at most Chevy dealerships. The trucks are available in limited quantities and are only being sold in six states:
2005 Silverado and Silverado Heavy Duty
- Hybrid version of half-ton 1500 Extended Cab model
- Higher output Vortec 5300 5.3L V-8 with 310 hp is available on 4WD Extended Cab w/standard box
- Power sunroof package is available late 2004 on Extended and Crew Cab models with Universal Transmitter and overhead console
- Front disc/rear drum anti-lock brakes are standard on all models except trucks with Quadrasteer
- P245/70R17-108S all-season blackwall tires standard on 2WD models
- P245/70R17-108S all-season, white-outlined letter tires available on 2WD models
- P265/70R17, all-season, blackwall tires standard on 4WD Regular and Extended Cab models
- P265/70R17, all-season, white outlined-letter tires available on 4WD Regular and Extended Cab models
- Six-lug painted 17" x 7" steel wheels standard on Work Truck Models
- Six-lug chrome-styled steel 17" x 7.5" (except 2WD Extended Cab and 2WD/4WD Crew Cab models)
- 3.23 rear axle ratio standard on 2WD models
- 145-amp alternator standard
- Snow Plow prep package includes 160-amp alternator
- New hood and grille design for Heavy Duty models
- New exterior colors
- Dark Blue Metallic (all except Silverado SS)
- Silver Birch Metallic (Silverado SS)
- OnStar driver safety and security system featuring the Gen 6 hardware with analog/digital coverage and upgraded hands-free capabilities.
- Comes standard on light-duty LT and available on LS
- Standard on heavy-duty Silverado LT Extended Cab and Crew Cab and available on 2500HD and 3500 models.