Contact Us Privacy Policy Site Map Home
New-Cars.com


      Car Reviews
      Truck Reviews
      SUV Reviews
      Hybrid Reviews
      Reviews by Make


   


      News Archive
      How to buy a car

      2003 Car Reviews
      2003 Truck Reviews
      2003 SUV Reviews
      2003 Reviews by Make

2003 GMC Yukon - Specs

 Links
2003 GMC Yukon

2003 GMC Yukon - Review
2003 GMC Yukon Denali - Review

2003 GMC Yukon XL 1500 - Review
2003 GMC Yukon XL 2500 - Review
2003 GMC Yukon XL Denali - Review

2003 GMC Yukon Denali - Specs
2003 GMC Yukon - Photos
2003 GMC Reviews
2003 GMC Envoy - Price Quote

Visit GMC for more information on the GMC Yukon.

Model Lineup

Engine

Transmission
Vortec 4800
4.8L V8

Vortec 5300
5.3L V8

Vortec 6000
6.0L V8

Vortec 8100
8.1L V8
4-spd auto (Hydra-Matic
4L60-E)
4-spd auto (Hydra-Matic 4L80-E)
4-spd auto*
(Hydra-Matic
4L85-E)

Yukon 2WD / 4WD

Standard

Optional

-

-
Standard
-
-

Yukon XL 1500 2WD / 4WD

-

Standard

-

-
Standard
-
-
Yukon XL 2500 2WD / 4WD
-
-
Standard
Optional
-
Standard
Optional
* 4L85-E transmission is standard with the optional Vortec 8100 V8 engine.

Engine
Vortec
4800 (LR4)
Vortec
5300 (L59)
Vortec
6000 (LQ4)
Vortec
8100 (L18)
Type
4.8-liter V8
5.3-liter V8
6.0-liter V8
8.1-liter V8
Displacement
(cu in / cc)
294 / 4807
327 / 5328
364 / 5967
496 / 8128
Bore & stroke (in / mm)
3.78 x 3.27 /
96 x 83
3.78 x 3.62 /
96 x 92
4.00 x 3.62 /
101.6 x 92
4.25 x 4.37 /
107.95 x 111
Block material
cast iron
cast iron
cast iron
cast iron
Cylinder head material
cast aluminum
cast aluminum
cast aluminum
cast iron
Valvetrain
OHV, 2 valves per cylinder
OHV, 2 valves per cylinder
OHV, 2 valves per cylinder
OHV, 2 valves per cylinder
Ignition system
composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires
coil near plug composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires
coil near plug composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires
coil near plug, platinum-tipped spark plugs
Fuel delivery
sequential fuel injection
sequential fuel injection
sequential fuel injection
sequential fuel injection
Compression ratio
9.5:1
9.5:1
9.4:1
9.1:1
Horsepower
(hp / kw @ rpm)
275 / 205.2
@ 5200
285 / 212.6
@ 5200
320 / 238.7
@ 5000
340 / 253.6
@ 4200
Torque
(lb-ft / Nm @ rpm)
290 / 393
@ 4000
325 / 441
@ 4000
360 / 488
@ 4000
455 / 617
@ 3200
Recommended unleaded fuel
87 octane
ethanol-capable flex fuel
87 octane
87 octane
Maximum engine
speed (rpm)
6000
5900
5600
5000
Emissions controls
three-way catalytic converter, exhaust gas recirculation, positive crankcase ventilation, evaporative collection system
three-way catalytic converter, exhaust gas recirculation, positive crankcase ventilation, evaporative collection system
three-way catalytic converter, exhaust gas recirculation, positive crankcase ventilation, evaporative collection system
exhaust gas recirculation, Air Injection Reaction (available)
Estimated fuel economy (mpg city / hwy / combined)
C1500 Yukon (2WD)
15 / 20 / 17
14 / 18 / 16
N/A
N/A
C1500 Yukon XL (2WD)
N/A
14 / 18 / 16
N/A
N/A
K1500 Yukon (4WD)
14 / 18 / 16
14 / 17 / 15
N/A
N/A
K1500 Yukon XL (4WD)
N/A
14 / 16 / 15
N/A
N/A

Transmission
Hydra-Matic 4L60-E
Hydra-Matic 4L80-E
Hydra-Matic 4L85-E

Type

4-speed electronic
automatic
4-speed electronic
automatic
4-speed electronic
automatic

Gear ratios (:1):

   1st

3.06
2.48
2.48

   2nd

1.63
1.48
1.48

   3rd

1.00
1.00
1.00

   4th

0.70
0.75
0.75

  Reverse

2.29
2.08
2.08

Final drive ratio

Yukon (optional): 3.42:1 - 4.10:1
Yukon XL (optional): 3.73:1 - 4.10:1

Chassis / Suspension
Yukon
Yukon XL
Front
independent with torsion bars
independent with torsion bars
Rear
5-link coil spring w/automatic load leveling
1/2-ton: 5-link coil spring
3/4-ton: two-stage, semi-elliptic, multileaf springs and semifloating rear axle
Traction control
full-function standard; Precision Control System
full-function standard; Precision Control System
Steering type
2WD: power integral gear 1/2-ton
2WD: power integral gear
1/2-ton
4WD: power integral gear w/EVO variable assist
4WD: power integral gear w/EVO variable assist
3/4-ton 2WD/4WD: power integral gear
Steering ratio
14:1 gear; 15.8:1 overall
14:1 gear; 15.8:1 overall
3/4-ton: 15 / 13:1 variable ratio gear; 16.2:1 overall
Steering wheel turns,
lock-to-lock
3.2
3.2
Turning circle,
curb-to-curb (ft / m)
38.3 / 11.7
1/2-ton: 43 / 13.1
3/4-ton, 2WD: 44.3 / 13.5
3/4-ton, 4WD: 44.3 / 13.5

Brakes
Yukon
Yukon XL
Type
four-wheel disc, four-wheel ABS, dual piston calipers with Dynamic Rear Proportioning
four-wheel disc, four-wheel ABS, dual piston calipers with Dynamic Rear Proportioning

Rotor diameter x thickness (in / mm)

front: 12.01 x 1.14 / 305 x 29
front: 1/2-ton: 12.01x1.14/305x29
3/4-ton: 12.80 x 1.50 / 325 x 38
rear: 13.0 x 1.18 / 330 x 30
rear: 1/2-ton: 223.5 / 1440
3/4-ton: 223.5 / 1440

Total swept area
(sq in / sq cm)

front: 213.6 / 1378
front: 1/2-ton: 213.6 / 1378
3/4-ton: 245.5 / 1584
rear: 223.5 / 1440
rear: 1/2-ton: 223.5 / 1440
3/4-ton: 223.5 / 1440

Wheels / Tires
2003 GMC Yukon

Wheel size & type

1/2-ton: 16-inch x 7-inch cast aluminum

3/4-ton: 16-inch x 6.5-inch forged cast aluminum

Tires

1/2-ton: P265/70R16 all-season, steel-belted radials

1/2-ton (optional): P245/75R16 all-season, steel-belted radials
3/4-ton: LT245/75R16 all season, steel-belted radials

Exterior Dimensions
Yukon
Yukon XL
Wheelbase (in / mm)
116 / 2946
130 / 3302
Overall length (in / mm)
198.8 / 5050
219.3 / 5570
Overall width (in / mm)
78.8 / 2002
1/2-ton: 78.9 / 2004
3/4-ton: 79.8 / 2027
Overall height with luggage rack: (in / mm):
1/2-ton, 2WD: 73.6 / 1870
1/2-ton, 2WD: 73.6 / 1870
1/2-ton, 4WD: 75.7 / 1923
1/2-ton, 4WD: 75.7 / 1923
3/4-ton, 2WD: 76.4 / 1950
3/4-ton, 4WD: 76.5 / 1941
Track (in / mm)
front: 65 / 1651
front: 65 / 1651
rear: 66 / 1676
rear: 66 / 1676
Min. ground clearance
(in / mm)
8.4 / 213.4
1/2-ton: 8.4 / 213
3/4-ton: 7.1 / 180
Ground to top of rear
load floor (in / mm)
2WD: 29.3 / 744
1/2-ton, 2WD: 29.3 / 744
1/2-ton, 4WD: 30.6 / 777
4WD: 30.6 / 777
3/4-ton, 2WD: 32.6 / 828
3/4-ton, 4WD: 31.8 / 808
Approach angle
22°
23-25°
Departure angle
15°
20-22°
Curb weight (lbs / kg)
2WD: 4828 / 2190
1/2-ton, 2WD: 4914 / 2229
1/2-ton, 4WD: 5123 / 2323
4WD: 5050 / 2290
3/4-ton, 2WD: 5447 / 2470
3/4-ton, 4WD: 5760 / 2612
Weight distribution (% front / rear)
2WD: 52/48 1/2-ton
2WD: 52 / 48
1/2-ton, 4WD: 54 / 46
4WD: 54 / 46
3/4-ton, 2WD: 51/49
3/4-ton, 4WD: 53 / 47

Interior Dimensions
Front Row
Second Row
Third Row
Seating capacity,
7 to 9 total
Yukon
3 or 2
3
3
Yukon XL
3 or 2
3 or 2
3
Head room
(in / mm)
Yukon
40.7 / 1034
39.9 / 991
38.6 / 980
Yukon XL
40.7 / 1034
39.9 / 991
38.6 / 980
Leg room (in / mm) Yukon
41.3 / 1049
39.1 / 994
36.1 / 917
Yukon XL
41.3 / 1049
39.1 / 994
36.1 / 917
Shoulder room
(in / mm)
Yukon
65.2 / 1656
65.1 / 1654
64.4 / 1636
Yukon XL
65.2 / 1656
65.1 / 1654
64.4 / 1636
Hip room (in / mm) Yukon
61.4 / 1560
61.3 / 1557
49.2 / 1250
Yukon XL
61.4 / 1560
61.3 / 1557
49.2 / 1250
Cargo volume
(cu ft / liters)
Yukon
104.6 / 2962
63.6 / 1801
16.3 / 461
Yukon XL
131.6 / 3726
90 / 2549
45.7 / 1294 (seat back in up position)

Capacities
Yukon
Yukon XL
GVWR, standard (lbs / kg)
2WD: 6500 / 2948
1/2-ton, 2WD: 7000 / 3175
1/2-ton, 4WD: 7200 / 3265
4WD: 6800 / 3084
3/4-ton, 2WD: 8600 / 3901
3/4-ton, 4WD: 8600 / 3901
Payload, base (lbs / kg)
2WD: 1573 / 714
1/2-ton, 2WD: 2086 / 946
1/2-ton, 4WD: 2077 / 942
4WD: 1616 / 733
3/4-ton, 2WD: 3153 / 1430
3/4-ton, 4WD: 2840 / 1288
Trailer towing maximum
(lbs / kg)
2WD: 7700 / 3493
1/2-ton, 2WD: 8400 / 3810
1/2-ton, 4WD: 8100 / 3674
4WD: 8100 / 3674
3/4-ton, 2WD: 12000 / 5443
3/4-ton, 4WD: 12000 / 5443
Maximum tongue weight
(lbs / kg)
Trailer tongue weight should be 10-15 percent of the total loaded trailer weight. Weight-carrying hitch limit on 4,000-lb trailer is 400-pound tongue weight. Weight-distributing hitch and sway control required for over 4,000-lb trailer weight.
Fuel tank (gals / liters)
26 / 98.4
1/2-ton: 31 / 117.3
3/4-ton: 37.5 / 142
Engine oil (qts / liters)
5.8 / 5.4
5.8 / 5.4
Cooling system
(qts / liters)
Vortec 4800: 14.4 / 13.7
Vortec 5300: 16.5 / 15.6
Vortec 5300: 16.5 / 15.6
Vortec 6000: 16.5 / 15.6
Vortec 8100: 24.3 / 23

Used Car Price Quote on a 2003 GMC Yukon.