|
2003 Chevy TrailBlazer Specs
| Models |
Engine |
Transmission |
| Vortec
4200 4.2L I6 |
Vortec
5300 5.3L V8 |
4-speed
auto
(Hydra-Matic 4L60-E) |
| LS |
Standard |
- |
Standard |
| LT |
Standard |
- |
Standard |
| LTZ |
Standard |
- |
Standard |
| TrailBlazer EXT |
Standard |
Optional |
Standard |
| Engine |
Vortec
4200 4.2L I6 (LL8)
|
Vortec
5300 5.3L V8 (LM4)
|
| Application |
standard on TrailBlazer and TrailBlazer
EXT
|
optional on TrailBlazer EXT
|
| Type |
4.2-liter inline six cylinder
|
5.3-liter V8
|
| Displacement (cu in/cc) |
256 / 4195
|
325 / 5328
|
| Bore & stroke (in / mm) |
3.66 x 4.01 / 93 x 102
|
3.78 x 3.27 / 96 x 92
|
| Block material |
cast aluminum
|
cast aluminum
|
| Cylinder head material |
cast aluminum
|
cast aluminum
|
| Valvetrain |
dual overhead camshafts, variable
cam phasing – exhaust cams, 4 valves per cylinder
|
overhead valves, camshaft in block,
2 valves per cylinder
|
| Ignition system |
coil-on-plug, platinum-tip spark
plugs
|
coil near plug
|
| Fuel delivery |
sequential fuel injection
|
sequential fuel injection
|
| Compression ratio |
10.1:1
|
9.5:1
|
| Horsepower (hp / kw @ rpm) |
275 / 205 @ 6000
|
290 / 216 @ 5200
|
| Torque (lb-ft / Nm @ rpm) |
275 / 373 @ 3600
|
325 / 441 @ 4000
|
| Recommended fuel |
unleaded regular
|
unleaded regular
|
| Maximum engine speed (rpm) |
6300
|
5900
|
| Emissions controls |
catalytic converter;
NLEV |
evaporative system, catalytic
converter, exhaust gas recirculation, positive crankcase
ventilation; NLEV |
Estimated fuel economy
(mpg city / hwy / combined) |
TrailBlazer 2WD: 16 / 22 / 19
|
2WD:TBD; 4WD:TBD
|
| TrailBlazer 4WD: 15 /
21 / 18 |
| TrailBlazer EXT 2WD:
15/20/17 |
| TrailBlazer EXT 4WD:
15/20/17 |
| Transmission |
Hydra-Matic
4L60-E |
| Type |
four-speed
automatic transmission, rear-wheel drive, electronically
controlled automatic overdrive with torque converter
clutch |
| Gear ratios (:1) |
| 1st |
3.059 |
| 2nd |
1.625
|
| 3rd |
1.000 |
| 4th |
0.696 |
| Reverse |
2.294 |
| Final Drive Ratio |
3.42:1; 3.73:1 and 4.10:1*
are optional
(*not optional on V8) |
| Chassis
/ Suspension |
2003
Chevy Trailblazer |
| Front |
independent, double A-arm, 46mm
shocks, 44mm stabilizer
|
| Rear |
five-link solid axle, 36 mm shocks,
21mm stabilizer bar on 2WD,
24mm stabilizer bar on 4WD
|
| Transfer case system |
Autotrac (standard on 4WD)
|
| Steering type |
rack-and-pinion (hydraulically
assisted)
|
| Steering ratio |
TrailBlazer: 20.4:1
|
|
TrailBlazer EXT: 18.5:1
|
| Steering wheel turns, lock-to-lock |
TrailBlazer: 3.82
|
|
TrailerBlazer EXT: 3.48
|
| Turning circle, curb-to-curb
(ft / m) |
TrailBlazer: 36.4 / 11
|
|
TrailBlazer EXT: 41.3 / 12.6
|
| Brakes |
TrailBlazer |
Trailblazer
EXT |
| Type: |
four-wheel vented disc with front
aluminum dual piston calipers, standard four-wheel
ABS; drum-in-hat parking brake
|
four-wheel vented disc with front
aluminum dual piston calipers, standard four-wheel
ABS; drum-in-hat parking brake
|
| Rotor diameter x thickness
(in/mm) |
Front
|
12 x 1.14 / 305 x 29
|
12.8 x 1.14 / 325 x 29
|
|
Rear
|
12.8 x 0.78 / 325 x 20
|
12.8 x 0.78 / 325 x 20
|
| Total swept area (sq in / sq cm) |
Front
|
209.7 / 1353
|
227.8 / 1469
|
|
Rear
|
216.6 / 1397
|
216.6 / 1397
|
| Wheels and
Tires |
TrailBlazer
|
TrailBlazer
EXT
|
| Wheel size & type |
cast aluminum, 16-inch standard
|
cast aluminum,
17-inch |
|
17-inch optional
|
| Tires |
standard: P245/70R16;
|
P245/65R17 |
|
optional: P245/65R17
|
| Exterior
Dimensions |
TrailBlazer
|
Trailblazer
EXT
|
| Wheelbase (in / mm) |
113 / 2869
|
129 / 3275
|
| Overall length (in
/ mm) |
191.8 / 4870
|
207.8 / 5276
|
| Overall width (in
/ mm) |
74.6 / 1894
|
74.7 / 1896.5
|
| Overall height (in
/ mm) |
71.9 / 1826 (without luggage rack)
|
75.5 / 1917 (without luggage rack)
|
| Track (in / mm): |
Front
|
63.1 / 1603
|
63.1 / 1603
|
|
Rear
|
62.1 / 576
|
62.1 / 1576
|
| Minimum ground clearance
(in / mm) |
8 / 203
|
8 / 203
|
| Ground to top of load floor
(in / mm) |
32.1 / 817
|
31.9. / 810
|
| Step-in height (in / mm) |
18.1 / 459
|
19 / 482.5
|
| Approach angle |
33.9º
|
2WD: 34.6º / 4WD: 34.1º
|
| Departure angle |
23º
|
2WD: 23.1º / 4WD: 23.6º
|
| Curb weight (lbs / kg) |
2WD: 4432 / 2010
|
2WD w/Vortec 4200: 4787 / 2171
|
| 4WD w/Vortec 4200: 4968
/ 2253 |
| 4WD: 4616
/ 2094 |
2WD w/Vortec 5300: 4670
/ 2118 |
| 4WD w/Vortec 5300: N/A |
Weight
distribution
(% front / rear) |
2WD:
53 / 47 |
2WD
w/Vortec 4200: 53 / 47 |
| 4WD
w/Vortec 4200: 54 / 46 |
| 4WD:
54 / 46 |
2WD
w/Vortec 5300: 56 / 44 |
| 4WD
w/Vortec 5300: TBD |
| Interior
Dimensions |
TrailBlazer
|
TrailBlazer
EXT
|
| Seating capacity |
1st row: 2; 2nd row:
3 (total 5) |
1st row: 2; 2nd row:
3;
3rd row: 2 (total 7) |
| Head room (in / mm) |
1st row: 40.2 / 1021 |
1st row: 40.2 / 1021 |
| 2nd row: 39.6 / 1006 |
2nd row: 39.6 / 1006 |
| - |
3rd row: 38.5 / 978.4 |
| Leg room (in / mm) |
1st row: 43.1 / 1094 |
1st row: 43.1 / 1094 |
| 2nd row: 37.1 / 942 |
2nd row: 37.5 / 951.5 |
| - |
3rd row: 32.2 / 818 |
Shoulder room
(in / mm) |
1st row: 58.5 / 1485 |
1st row: 58.5 / 1485 |
| 2nd row: 58.5 / 1485 |
2nd row: 58.4 / 1484.2 |
| - |
3rd row: 58.3 / 1481.6 |
| Hip room (in / mm) |
1st row: 55.5 / 1410 |
1st row: 55.5 / 1410 |
| 2nd row: 58.1 / 1476 |
2nd row: 58.4 / 1482.8 |
| - |
3rd row: 45.9 / 1166.6 |
Cargo length floor
(in / mm) |
70 / 1778 |
85.5 / 2180 |
Cargo volume
(cu ft / liters) |
2nd row seat up: 41 /
1162 |
3rd row seat up: 22.3
/ 631 |
| behind 1st row seat:
80.1 / 2268 |
2nd row seat up: 61.6
/ 1745 |
| - |
behind 1st row seat:
100.2 / 2839 |
| Capacities |
TrailBlazer |
TrailBlazer
EXT (Vortec 4200) |
TrailBlazer
EXT (Vortec 5300) |
| GVWR, standard (lbs / kg) |
2WD: 5500 / 2494 |
2WD: 6200 / 2812 |
2WD: 6200 / 2812 |
| 4WD: 5750 / 2608 |
4WD: 6400 / 2903 |
4WD: 6400 / 2903 |
Payload, base
(lbs / kg) |
2WD:
1069 / 485 |
2WD:
1414 / 641 |
2WD:
1381 / 626 |
| 4WD:
1134 / 514 |
4WD:
1433 / 650 |
4WD:
N/A |
| Trailer towing maximum (lbs
/ kg) |
2WD: 6300 / 2858 |
2WD: 5900 / 2676 |
2WD: 7200 / 3265 |
| 4WD: 6200 / 2812 |
4WD: 5800 / 2630 |
4WD: 7000 / 3175 |
| Maximum tongue weight (lbs / kg) |
400 / 181
(without sway control) |
400 / 181
(without sway control)
|
400 / 181
(without sway control) |
Fuel tank
(gals / liters) |
22 / 83.3 |
25 / 96.1 |
25 / 96.1 |
Engine oil
(qts / liters |
7 / 6.6 |
7 / 6.6 |
7 / 6.6 |
Cooling system
(qts / liters) |
13.9 / 13.1 |
15.3 / 14.4 |
18 / 17 |
|
|
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