2004 Pontiac Grand Am - Specs

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Powertrain / Chassis	Ecotec 2.2L I-4 (L61)	3400 3.4L V-6 (LA1)	3400 3.4L V-6 (LA1) with Ram Air
Application	standard on SE/SE1 models	available on SE1, standard on SE2 models	standard on GT models
Type	2.2-L I-4	3.4L V-6	3.4L V-6
Displacement (cu in / cc)	134 / 2189	207 / 3350	207 / 3350
Bore & stroke (in / mm)	3.39 x 3.72 / 86 x 94.6	3.62 x 3.31 / 92 x 84	3.62 x 3.31 / 92 x 84
Block material	cast aluminum	cast iron	cast iron
Cylinder head material	cast aluminum	aluminum	aluminum
Valvetrain	DOHC, 4 valves per cylinder	OHV, 2 valves per cylinder	OHV, 2 valves per cylinder
Ignition system	electronic	electronic	electronic
Fuel delivery	sequential-port fuel injection	sequential-port fuel injection	sequential-port fuel injection
Compression ratio	10.0:1	9.5:1	9.5:1
Horsepower (hp / kw @ rpm)	140 / 104 @ 5600	170 / 127 @ 4800	175 / 130 @ 4800
Torque (lb-ft / Nm @ rpm)	150 / 203 @ 4000	200 / 271 @ 4000	205 / 278 @ 4000
Recommended fuel	87 octane	87 octane	87 octane
Maximum engine speed (rpm)	6500	6000	6000
Emissions controls	evaporative system with catalytic converter	catalytic converter/EGR	catalytic converter/EGR
Estimated fuel economy (mpg city / hwy / combined)	4-spd auto: 24 / 32 / 28 5-spd man: 25 / 33 / 29	20 / 29 / 24	20 / 29 / 24

Transmission	M86	Hydra-Matic 4T40-E	Hydra-Matic 4T45-E
Type	5-speed manual	4-speed electronic automatic	4-speed electronic automatic
Gear Ratios (:1)
1st	3.58	2.96	2.96
2nd	2.02	1.62	1.62
3rd	1.35	1.00	1.00
4th	0.98	0.68	0.68
	0.68	-	-
Reverse	-	2.14	2.14
Final drive ratio	3.94:1	3.91:1	3.05:1 / 3.29:1

Chassis / Suspension	SE	GT
Front	MacPherson struts with lower control arms 29 Nm spring 24-mm hollow stabilizer bar	MacPherson struts with lower control arms 29 Nm spring 24-mm hollow stabilizer bar
Rear	tri-link independent 17.5 Nm spring 15.3-mm solid stabilizer bar MacPherson struts	tri-link independent 17.5 Nm spring 15.3-mm solid stabilizer bar MacPherson struts
Steering type	rack and pinion, power assisted	c-spring EVO variable effort (standard 6-cylinder engine)
Steering ratio	14.7:1	14.7:1
Steering wheel turns, lock-to-lock	2.5	2.5
Turning circle, curb-to-curb (ft / m)	35.1 / 10.7	35.7 / 10.9

Brakes	SE	GT
Type	power-assisted vented	power-assisted vented
	front disc / rear drums	front / rear discs
	ABS std on SE2, optional on SE and SE1	4-wheel ABS
Rotor diameter (in / mm)	front: 10.9 / 278	front: 10.9 / 278
	rear: 7.87 / 200	rear: N/A

Wheels and Tires	SE	SE1/SE2	GT
Wheel size & type
	15-inch custom bolt-on wheel covers	15-inch twin 5-spoke aluminum/16-inch 5-spoke chrome tech	16-inch 5-spoke torqued cast aluminum
		opt: 16-inch 5-spoke chrome tech	opt: 16-inch 5-spoke torqued chrome tech
Tires	P205/65R15 touring blackwalls	P205/65R15 touring blackwalls	P225/50R16 performance blackwalls
		opt: P225/50R16 touring blackwalls

Exterior Dimensions		SE Sedan	GT Coupe and Sedan
Wheelbase (in / mm)		107.2 / 2718	107.2 / 2718
Overall length (in / mm)		186.3 / 4372	186.3 / 4372
Overall width (in / mm)		70.4 / 1788	70.4 / 1788
Overall height (in / mm)		55.1 / 1400	55.1 / 1400
Track (in / mm)	front	59 / 1499	59 / 1499
	rear	59.1 / 1501	59.1 / 1501
Curb weight (lb / kg)	SE	3066 / 1393	3116 / 1416
	GT	3099 / 1409	3118 / 1417

Interior Dimensions		Coupe	Sedan
Seating capacity (front / rear)		2 / 3	2 / 3
Head room (in / mm)	Front	38.3 / 972.8	38.3 / 972.8
	Rear	37.3 / 944.9	37.6 / 955
Leg room (in / mm)	Front	42.1 / 1069	42.1 / 1069
	Rear	35.5 / 901.7	35.5 / 901.7
Shoulder room (in / mm)	Front	53.7 / 1364	53.6 / 1361
	Rear	55 / 1397	52.8 / 1341
Hip room (in / mm)	Front	52.4 / 1331	52.6 / 1336
	Rear	49.3 / 1252	52.4 / 1331

Capacities		2004 Pontiac Grand Am
EPA passenger volume index (cu ft / L)	Coupe	92.2 / 2611
	Sedan	90.1 / 2551
EPA interior volume index (cu ft / L)	Coupe	107.3 / 3038
	Sedan	105.4 / 2985
Cargo volume (cu ft / L)		14.6 / 413.4
Fuel tank (gal / L)		14.1 / 54.1
Engine oil (qt / L)	I-4	4 / 3.8
	3400 V-6	4.5 / 4.3
Cooling system (qt / L)	I-4	10 / 9.5
	3400 V-6	12.5 / 11.8