2003 GMC Envoy - Specs

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2003 GMC Envoy - Price Quote

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Engine	Vortec 4200 4.2L I6 (LL8)	Vortec 5300 5.3L V8 (LM4)
Type	4.2-liter inline six cylinder	5.3-liter V8
Displacement (cu in / cc)	256 / 4160	327 / 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, A356-T6 using lost-foam process	cast aluminum, A356-T6
Valvetrain	DOHC, four valves per cylinder, variable cam phasing - exhaust cam	OHV, two valves per cylinder, hydraulic roller lifters
Ignition system	coil-on-plug, dual platinum electrodes	composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires
Fuel delivery	sequential fuel injection	sequential fuel injection
Compression ratio	10:1	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 unleaded fuel	87 octane	87 octane
Maximum engine speed (rpm)	6300	5900
Emissions controls	three-way catalytic converter, positive crankcase ventilation, evaporative collection system	three-way catalytic converter, exhaust gas recirculation, positive crankcase ventilation, evaporative collection system
Estimated fuel economy (mpg city / hwy combined)	Envoy 2WD: 16 / 22	TBA
	Envoy 4WD: 15 / 21
	Envoy XL 2WD: 15 / 20
	Envoy XL 4WD: 15 / 20

Transmission	2003 GMC Envoy
Type	Hydra-Matic 4L60-E, four-speed, rear-wheel-drive, electronically controlled automatic overdrive with torque converter clutch
Gear ratios (:1):
1st	3.06
2nd	1.63
3rd	1.00
4th	0.70
Reverse	2.29
Final drive ratio	3.42:1 (standard)
	3.73:1 (optional)
	4.10:1 (optional with 4.2-liter only)

Chassis / Suspension	2003 GMC Envoy
Front	independent, double A-Arm, 46mm shocks, 44mm stabilizer bar
Rear	five-link solid axle (optional: electronically controlled air suspension), 36mm shocks, 21mm stabilizer bar on 2WD, 24mm stabilizer bar on 4WD
Transfer case system	Autotrac (standard on 4WD)
Traction control	electronic traction assist optional on 2WD
Steering type	rack-and-pinion (hydraulically assisted)
Steering ratio	Envoy: 20.4:1
Steering ratio	Envoy XL: 18.5:1
Steering wheel turns, lock-to-lock	Envoy: 3.82
Steering wheel turns, lock-to-lock	Envoy XL: 3.48
Turning circle, curb-to-curb (ft / m)	Envoy: 36.4 / 11.1
Turning circle, curb-to-curb (ft / m)	Envoy XL: 41.3 / 12.6

Brakes	2003 GMC Envoy	2003 GMC Envoy XL
Type	four-wheel vented disc with front aluminum dual piston calipers, four-wheel ABS, rear drum-in-hat parking brake	four-wheel vented disc with front aluminum dual piston calipers, four-wheel ABS, rear drum-in-hat parking brake
Rotor diameter x thickness (in / mm)	front: 12 x 1.14 / 305 x 29	front: 12.8 x 1.14 / 325 x 29
Rotor diameter x thickness (in / mm)	rear: 12.8 x 0.78 / 325 x 20	rear: 12.8 x 0.78 / 325 x 20
Rotor diameter x thickness (in / mm)	front: 209.7 / 1353	front: 227.8 / 1469
Rotor diameter x thickness (in / mm)	rear: 216.6 / 1397	rear: 216.6 / 1397

Wheels / Tires	2003 GMC Envoy
Wheel size & type	17-inch x 7-inch six-lug cast aluminum
Tires	P245/65R17 Michelin all-season, steel-belted radials

Exterior Dimensions	2003 GMC Envoy	2003 GMC Envoy XL
Wheelbase (in / mm)	113 / 2869	129 / 3275
Overall length (in / mm)	191.6 / 4866	207.6 / 5271
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	front: 63.1 / 1603
Track (in / mm)	rear: 62.1 / 1576	rear: 62.1 / 1576
Minimum ground clearance (in / mm)	8 / 203	8 / 203
Ground to top of rear load floor (in / mm)	32.1 / 817	31.9 / 810
Step-in height (in / mm)	18.2 / 462	18.9 / 481
Approach angle (degrees)	33.9	2WD: 34.6
Approach angle (degrees)	33.9	4WD: 34.1
Departure angle (degrees	23	2WD: 23.1
Departure angle (degrees	23	4WD: 23.6
Curb weight: (lbs / kg)	2WD: 4582 / 2079	2WD w/I6: 4938 / 2240
	2WD: 4582 / 2079	4WD w/I6: 5118 / 2322
	4WD: 4767 / 2162	2WD w/V8: 4868 / 2208
	4WD: 4767 / 2162	4WD w/V8: 5055 / 2293
Weight distribution (% front / rear)	2WD: 53 / 47	2WD w/I6: 54 / 46
	2WD: 53 / 47	4WD w/I6: 54 / 46
	4WD: 54 / 46	2WD w/V8: 54 / 46
	4WD: 54 / 46	4WD w/V8: 55 / 45

Interior Dimensions	2003 GMC Envoy	2003 GMC Envoy XL
Seating capacity	2 / 3 (total 5)	2 / 3 / 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: 32.2 / 818.0
Leg room (in / mm)	1st row: 43.1 / 1094	1st row: 58.5 / 1485
	2nd row: 58.5 / 1485	2nd row: 58.4 / 1484.2
	-	3rd row: 58.3 / 1481.6
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
*Maximum cargo measured at top of seat back

Capacities	2003 GMC Envoy	Envoy XL (Vortec 4200)	Envoy XL (Vortec 5300)
GVWR, standard (lbs / kg)	2WD: 5500 / 2494	2WD: 6200 / 2812	2WD: 6200 / 2812
GVWR, standard (lbs / kg)	4WD: 5750 / 2608	4WD: 6400 / 2903	4WD: 6400 / 2
Payload, base (lbs / kg)	2WD: 1069 / 485	2WD: 1414 / 641	2WD: 1381 / 626
Payload, base (lbs / kg)	4WD: 1134 / 514	4WD: 1433 / 650	4WD: N/A
Trailer towing maximum (lbs / kg)	2WD: 6300 / 2858	2WD: 5900 / 2676	2WD: 7200 / 3265
Trailer towing maximum (lbs / kg)	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

Used Car Price Quote on a 2003 GMC Envoy.