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2002 Pontiac Grand Prix - Specs
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All dimensions are
in inches unless otherwise noted.
| Model
Lineup |
Engines
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Transmission
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|
3.1-liter V6
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3.8-liter V6
|
3.8-liter Supercharged
V6
|
4T65E
4-spd auto
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|
SE
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Standard
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–
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–
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Standard
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GT
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–
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Standard
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–
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Standard
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GTP
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–
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–
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Standard
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Standard
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| Engine |
3.1L (LG8)
3100 V6
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3.8L (L36)
V6 3800 Series II
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3.8L (L67)
V6 3800 Supercharged Series II
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Application:
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standard on SE Sedan
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standard on GT
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standard on GTP
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Type:
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3.1-liter OHV V6
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3.8-liter OHV V6
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3.8-liter supercharged V6
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Block material:
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cast iron
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cast iron
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cast iron
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Displacement (cu in / cc):
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191 / 3136
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231 / 3791
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231 / 3791
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Bore x stroke (in / mm):
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3.51 x 3.31 / 89.0 x 84.0
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3.80 x 3.40 / 96.52 x 86.36
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3.80 x 3.40 / 96.52 x 86.36
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Cylinder head material:
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cast aluminum
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cast iron
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cast iron
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Valvetrain:
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overhead valve, two/cyl.
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overhead valve, two/cyl.
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overhead valve, two/cyl.
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Ignition system:
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electronic control module with three
integral coils and one remote timing sensor
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electronic
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electronic
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Fuel delivery:
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sequential-port fuel injection
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sequential-port fuel injection
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sequential-port fuel injection
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Compression ratio:
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9.6:1
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9.4:1
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8.5:1
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Horsepower (hp / kw @ rpm):
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175 / 130 @ 5200
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200 / 149 @ 5200
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240 / 179 @ 5200
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Torque (lb-ft / Nm @ rpm):
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195 / 264 @ 4000
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225 / 305 @ 4000
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280 / 380 @ 3600
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Recommended fuel:
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87 octane
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87 octane
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92 octane
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Maximum engine speed (rpm):
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6000
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6000
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6000
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Emission control system:
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catalytic converter/EGR
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catalytic converter/EGR
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catalytic converter/EGR
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| Transmission |
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Type:
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4T65-E 4-speed electronic automatic
FWD transverse
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Application:
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standard with 3100, 3800 Series
II and Supercharged 3800 engines
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Gear ratios (:1):
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First:
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2.92
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Second:
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1.57
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Third:
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1.00
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Fourth:
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0.71
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Reverse:
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2.39
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Final drive ratio:
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3100 & 3800 Series II: 3.29:1;
Supercharged 3800: 2.93:1
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Estimated fuel economy
(mpg city / hwy / combined):
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3100 & 3800 Series II: 20
/ 30 / 24
Supercharged 3800: 18 / 28 / 22
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Estimated cruising range
(city / hwy):
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3100 & 3800 Series II: 350 /
525
Supercharged 3800: 306 / 476
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| Chassis
/ Suspension |
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Front:
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MacPherson struts with coil springs,
lower A-arm,
30-mm hollow anti-roll bar
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Rear:
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independent, tri-link coil over
strut, 18-mm anti-roll bar
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Steering type:
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low friction rack and pinion, power
assisted
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Ratio:
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17.6:1
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Steering wheel turns,
lock-to-lock:
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2.26
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Turning circle, curb-to-curb
(ft / m):
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36.9 / 11.2
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Optional:
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MagnaSteer variable effort steering
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| Brakes |
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Front:
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10.9-inch (276.9 mm) vented discs, power assisted
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Rear:
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10.9-inch (276.9 mm) solid discs, power assisted,
standard ABS
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| Wheels
/ Tires |
SE
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GT
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GTP
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Standard wheels:
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15-inch steel sport wheel with bolt-on
cover
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16-inch three-spoke styled cast
aluminum
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16-inch three-spoke styled cast
aluminum
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Optional wheels:
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16-inch five-blade cast aluminum
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16-inch three-spoke cast aluminum
polished silver
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16-inch three-spoke cast aluminum
polished silver
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| |
16-inch five-spoke cast aluminum
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16-inch five-spoke cast aluminum
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16-inch five-spoke cast aluminum
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| |
—
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16-inch five-spoke cast aluminum
polished silver
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16-inch five-spoke cast aluminum
polished silver
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Standard with 40th Anniversary package:
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—
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16-inch aluminum with chrome finish
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16-inch aluminum with chrome finish
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Standard tires:
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P205/70R15 blackwall touring
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P225/60R16 blackwall
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P225/60R16 black performance
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Optional tire:
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P225/60R16 blackwall
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—
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—
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| Exterior
Dimensions |
SE
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GT
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GTP
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Wheelbase (in / mm):
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110.5 / 2806.7
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110.5 / 2806.7
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110.5 / 2806.7
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Overall length (in / mm):
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197.5 / 5016.5
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197.5 / 5016.5
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197.5 / 5016.5
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Overall width (in / mm):
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72.7 / 1846.6
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72.7 / 1846.6
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72.7 / 1846.6
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Overall height (in / mm):
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54.7 / 1389.4
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54.7 / 1389.4
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54.7 / 1389.4
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Track (in / mm):
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Front:
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61.7 / 1567.2
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61.7 / 1567.2
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61.7 / 1567.2
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Rear:
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61.1 / 1551.9
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61.1 / 1551.9
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61.1 / 1551.9
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Curb weight (lbs / kg):
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3384 / 1535
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coupe: 3429 / 1555
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coupe: 3495 / 1585
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| |
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sedan: 3496 / 1586
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sedan: 3559 / 1614
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Weight distribution (front / rear):
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65 / 35
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65 / 35
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65 / 35
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| Interior
Dimensions |
Coupe
|
Sedan
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Seating capacity (front / rear):
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2 / 3
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2 / 3
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Head room (in / mm):
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front: 38.3 / 972.8
rear: 36.5 / 927.1
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front: 38.3 / 972.8
rear: 36.7 / 932.2
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Leg room (in / mm):
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front: 42.4 / 1077
rear: 36.1 / 916.9
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front: 42.4 / 1077
rear: 35.8 / 909.3
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Shoulder room (in / mm):
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front: 58.5 / 1486
rear: 57.9 / 1470.7
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front: 58.5 / 1486
rear: 57.2 / 1452.9
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Hip room (in / mm):
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front: 55.7 / 1415
rear: 54.3 / 1379.2
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front: 55.7 / 1415
rear: 54.3 / 1379.2
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| Capacities |
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Interior volume (cu ft / liters):
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115 / 3256
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Cargo volume (cu ft / liters):
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16 / 453
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Trailer towing maximum
(lbs / kg):
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1000 / 454
(not recommended with supercharged engine)
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Fuel tank (gal / liters):
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17.5 / 66.2
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Engine oil and filter (qts / liters):
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3.1L engine: 4.0 / 3.8
3.8L engine: 5.0 / 4.7
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Cooling system (qts / liters):
|
3.1L engine: 11.6 / 11.0
3.8L engine: 12.3 / 11.6
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Car Reviews
2002
Pontiac Grand Prix - Review