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2003 Pontiac Sunfire - Specs

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2003 Pontiac Sunfire

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Sunfire - Engine Specs
Sunfire - Transmission Specs
Sunfire - Chassis / Suspension
Sunfire - Exterior Dimensions
Sunfire - Interior Dimensions
Sunfire - Capacities

Model Lineup	Engines	Transmissions
Model Lineup	Ecotec 2.2L L4	5-speed manual	4-speed auto
Sunfire 1SA PEG	Standard	Standard	–
Sunfire 1SB PEG	Standard	Optional	Standard
Sunfire 1SC PEG	Standard	Optional	Standard

Engine	2003 Pontiac Sunfire
Type	Ecotec 2.2L L4 (L61)
Displacement (cu in / cc)	134 / 2189
Bore and stroke (in / mm)	3.39 x 3.72 / 86 x 94.6
Block material	cast aluminum
Cylinder head material	cast aluminum
Valvetrain	DOHC, four valves per cylinder
Ignition system	electronic
Fuel delivery	sequential port fuel injection
Compression ratio	10.0:1
Horsepower (hp / kw @ rpm)	140 / 104 @ 5600
Torque (lb-ft / Nm @ rpm)	150 / 203 @ 4000
Recommended fuel	87 octane
Maximum engine speed (rpm)	6500
Emissions controls	catalytic converter EGR
Estimated fuel economy (mpg city / hwy / combined)	5-speed manual: 24 / 33 / 28
Estimated fuel economy (mpg city / hwy / combined)	4-speed automatic: 23 / 32 / 27

Transmission	Getrag F23	Hydra-Matic 4T45-E
Type	five-speed manual FWD transverse	four-speed automatic FWD transverse
Gear ratios (:1)
1st	3.58	2.96
2nd	2.02	1.62
3rd	1.35	1.00
4th	0.98	0.70
5th	0.69	—
Reverse	3.31	2.14
Final drive ratio	3.94:1	3.63:13.91

Chassis / Suspension	2003 Pontiac Sunfire
Front	1SA PEG: deflected-disc MacPherson struts; 18mm anti-roll bar
Front	1SB PEG, 1SC PEG: deflected-disc MacPherson struts; 22mm anti-roll bar
Rear	trailing tubular control arms with twist beam; coil springs; 18mm anti-roll bar
Steering type	rack and pinion mounted on crossmember
Steering ratio	1SC PEG: 15.7:1
Steering ratio	1SA & 1SB PEGs: 14.7:1
Steering wheel turns, lock-to-lock	1SC PEG: 2.83
Steering wheel turns, lock-to-lock	1SA & 1SB PEGs: 2.66
Turning circle, curb-to-curb (ft/m)	35.6 / 10.9

Brakes	2003 Pontiac Sunfire
Type	front: vented discs
	rear: power-assisted drums
	4-wheel ABS: not available on 1SA PEG; optional on 1SB PEG; standard on 1SC PEG
Rotor diameter x thickness (in / mm)	front: 10.2 x .79 / 260 x 20
Rotor diameter x thickness (in / mm)	rear: 9.06 x 1.57 / 230 x 40

Wheels / Tires	1SA PEG	1SB PEG	1SC PEG
Wheel size and type	15-inch custom bolt-on wheel cover	15-inch custom bolt-on wheel cover	16-inch cast aluminum
Wheel size and type	optional: 15-inch bright chrome custom bolt-on wheel cover	optional: 15-inch cast aluminum	16-inch cast aluminum
Tires	P195/65R15 blackwall, touring	P195/65R15 blackwall, touring	P205/55R16 blackwall, performance

Exterior Dimensions		2003 Pontiac Sunfire
Wheelbase (in / mm)		104.1 / 2644
Overall length (in / mm)		182 / 4623
Overall width (in / mm)		68.4 / 1737
Overall height (in / mm)		53 / 1346
Track (in / mm)	Front	57.6 / 1463
	Rear	56.4 / 1433
Curb weight (lbs / kg)	SE	2606 / 1182
	GT	2771 / 1257
Weight distribution (% front / rear)		63 / 37

Interior Dimensions	Front	Rear
Seating capacity	2	3
Head room (in / mm)	37.6 / 955	36.6 / 930
Leg room (in / mm)	42.1 / 1069	32.6 / 828
Shoulder room (in / mm)	54.1 / 1374	54.8 / 1392
Hip room (in / mm)	48.7 / 1237	49.5 / 1257

Capacities	2003 Pontiac Sunfire
EPA interior volume (cu ft / liters)	Including trunk: 99.4 / 2814
EPA interior volume (cu ft / liters)	Excluding trunk: 87.2 / 2469
Cargo volume (cu ft / liters)	12.4 / 351
Fuel tank (gals / liters)	14.1 / 54.1
Engine oil (qts / liters)	4 / 3.8
Cooling system (qts / liters)	9.6 / 9.1