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12,265 vehicles
- 2003 Chevrolet Astro Passenger
Van, Gasoline
4.3L 6-cylinder · Varies by configuration: RWD, AWD
16 mpg (14.7 L/100 km) to 14 mpg (16.8 L/100 km) - 2003 Chevrolet Avalanche
SUV, Varies by configuration: Gasoline, Flex fuel
Varies by configuration: 5.3L 8-cylinder (LM7), 5.3L 8-cylinder (FLEX-FUEL) · Varies by configuration: RWD, AWD
14 mpg (16.8 L/100 km) to 13 mpg (18.1 L/100 km) - 2003 Chevrolet Blazer
SUV, Gasoline
4.3L 6-cylinder · Varies by configuration: RWD, AWD
17 mpg (13.8 L/100 km) to 15 mpg (15.7 L/100 km) - 2003 Chevrolet Cavalier
Gasoline
2.2L 4-cylinder · FWD
25 mpg (9.4 L/100 km) to 24 mpg (9.8 L/100 km) 
2003 Chevrolet CorvetteCoupe, Gasoline
5.7L 8-cylinder · 671 hp (500 kW) · RWD
20 mpg (11.8 L/100 km) to 19 mpg (12.4 L/100 km)- 2003 Chevrolet Express Passenger
Van, Gasoline
Varies by configuration: 4.3L 6-cylinder, 5.3L 8-cylinder (LM7) · Varies by configuration: RWD, AWD
15 mpg (15.7 L/100 km) to 13 mpg (18.1 L/100 km) - 2003 Chevrolet Impala
Gasoline
Varies by configuration: 3.4L 6-cylinder, 3.8L 6-cylinder, 3.8L 6-cylinder (POLICE FFS) · FWD
22 mpg (10.7 L/100 km) to 20 mpg (11.8 L/100 km) - 2003 Chevrolet Malibu
Gasoline
3.1L 6-cylinder · FWD
21 mpg (11.2 L/100 km) - 2003 Chevrolet Monte Carlo
Gasoline
Varies by configuration: 3.4L 6-cylinder, 3.8L 6-cylinder · FWD
22 mpg (10.7 L/100 km) to 20 mpg (11.8 L/100 km) - 2003 Chevrolet S10 Pickup
Pickup, Gasoline
Varies by configuration: 2.2L 4-cylinder, 4.3L 6-cylinder · Varies by configuration: RWD, AWD
22 mpg (10.7 L/100 km) to 14 mpg (16.8 L/100 km) 
2003 Chevrolet SilveradoPickup, Varies by configuration: Gasoline, Flex fuel
Varies by configuration: 4.3L 6-cylinder, 4.8L 8-cylinder, 5.3L 8-cylinder (LM7), 6.0L 8-cylinder, 5.3L 8-cylinder (FLEX-FUEL) · 420 hp (313 kW) · Varies by configuration: RWD, AWD
16 mpg (14.7 L/100 km) to 10 mpg (23.5 L/100 km)- 2003 Chevrolet SSR Pickup
Pickup, Gasoline
5.3L 8-cylinder · RWD
15 mpg (15.7 L/100 km) - 2003 Chevrolet Suburban
SUV, Varies by configuration: Gasoline, Flex fuel
Varies by configuration: 5.3L 8-cylinder (LM7), 5.3L 8-cylinder (FLEX-FUEL) · Varies by configuration: RWD, AWD
14 mpg (16.8 L/100 km) to 13 mpg (18.1 L/100 km) - 2003 Chevrolet Tahoe
SUV, Varies by configuration: Gasoline, Flex fuel
Varies by configuration: 4.8L 8-cylinder, 5.3L 8-cylinder (LM7), 5.3L 8-cylinder (FLEX-FUEL) · Varies by configuration: RWD, AWD
15 mpg (15.7 L/100 km) to 13 mpg (18.1 L/100 km) - 2003 Chevrolet Tracker
SUV, Gasoline
Varies by configuration: 2.0L 4-cylinder, 2.5L 6-cylinder · Varies by configuration: RWD, AWD
22 mpg (10.7 L/100 km) to 17 mpg (13.8 L/100 km) - 2003 Chevrolet Trailblazer
SUV, Gasoline
Varies by configuration: 4.2L 6-cylinder, 5.3L 8-cylinder (LM7) · Varies by configuration: RWD, AWD
16 mpg (14.7 L/100 km) to 14 mpg (16.8 L/100 km) - 2003 Chevrolet Van 1500
Van, Gasoline
5.3L 8-cylinder (LM7) · AWD
13 mpg (18.1 L/100 km) - 2003 Chevrolet Van 1500/2500
Van, Gasoline
Varies by configuration: 4.3L 6-cylinder, 5.3L 8-cylinder (LM7) · Varies by configuration: RWD, AWD
15 mpg (15.7 L/100 km) to 14 mpg (16.8 L/100 km) - 2003 Chevrolet Van 15/25 Conversion
Van, Gasoline
Varies by configuration: 4.3L 6-cylinder, 5.3L 8-cylinder (LM7) · RWD
15 mpg (15.7 L/100 km) to 14 mpg (16.8 L/100 km) - 2003 Chevrolet Venture
Van, Gasoline
3.4L 6-cylinder · Varies by configuration: FWD, AWD
20 mpg (11.8 L/100 km) to 18 mpg (13.1 L/100 km) - 2003 Chrysler 300
Gasoline
3.5L 6-cylinder · FWD
19 mpg (12.4 L/100 km) - 2003 Chrysler Concorde/LHS
Gasoline
Varies by configuration: 2.7L 6-cylinder, 3.5L 6-cylinder · FWD
22 mpg (10.7 L/100 km) to 20 mpg (11.8 L/100 km) - 2003 Chrysler PT Cruiser
SUV, Gasoline
Varies by configuration: 2.4L 4-cylinder turbocharged, 2.4L 4-cylinder · FWD
22 mpg (10.7 L/100 km) to 19 mpg (12.4 L/100 km) - 2003 Chrysler Sebring
Varies by configuration: Gasoline, Flex fuel
Varies by configuration: 2.4L 4-cylinder (SOHC), 3.0L 6-cylinder (SOHC), 2.4L 4-cylinder, 2.7L 6-cylinder, 2.7L 6-cylinder (FLEX-FUEL) · FWD
24 mpg (9.8 L/100 km) to 20 mpg (11.8 L/100 km)