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2003 GMC Sierra 1500 Extended Cab

Used 2003 GMC Sierra 1500 Extended Cab

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4.6
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2003 GMC Sierra 1500 Extended Cab Exterior: 0
2003 GMC Sierra 1500 Extended Cab Lifestyle: 1
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2003 GMC Sierra 1500 Extended Cab Lifestyle: 2
2003 GMC Sierra 1500 Extended Cab All Media: 1

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2013
2003
Fuel Economy
13 - 16 combined mpg
Horsepower
200 - 325 hp
Torque
260 - 370 lb-ft
Towing Capacity
8,100 - 10,000 lbs
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2003 GMC Sierra 1500 Extended Cab Overview

2003 GMC Sierra 1500 Extended Cab Pricing

2003 GMC Sierra 1500 Extended Cab pricing starts at $6,282 for the Sierra 1500 Extended Cab Pickup 4D 6 1/2 ft, which had a starting MSRP of $24,465 when new. The range-topping 2003 Sierra 1500 Extended Cab Denali Pickup 4D 6 1/2 ft starts at $7,753 today, originally priced from $44,995.

Original MSRP
KBB Fair Purchase Price (national avg.)
Pickup 4D 6 1/2 ft
$24,465
$6,282
$25,110
$4,413
$25,565
$6,061
$29,057
$6,965
$30,157
$5,542
$30,639
$7,877
$31,997
$6,973
$44,995
$7,753

The Kelley Blue Book Fair Purchase Price for any individual used vehicle can vary greatly according to mileage, condition, location, and other factors. The prices here reflect what buyers are currently paying for used 2003 GMC Sierra 1500 Extended Cab models in typical condition when purchasing from a dealership. These prices are updated weekly.

Sierra 1500 Extended Cab Consumer Sentiment

Owners give this generation GMC Sierra 1500 Extended Cab (1999-2007) a 4.6 out of 5 rating, which is higher than most, and 94% recommend it. These figures are based on 1655 consumer reviews, like these:

What Owners are Saying About the 2003 GMC Sierra 1500 Extended Cab

"No Better GM Truck Out There"

"These are by far the most reliable - used trucks you will find on the market. Don't buy an 07 or newer, too many mechanical and electrical problems. GM has never been the same since the 03-06 trucks. Ultra reliable, easy to get parts, timeless body style, great work horse. Crew cabs will pull 19-20 mpg on the highway no problem (with stock suspension/wheels)."

"Great vehicle"

"Very tough...very dependable !!! Never owned a better truck. This thing will pull anything and you won't even know it's back there."

"My best yer Want another"

"Been a very great rig I’m getting another this rig has pulled my 10,000 lb trailer like it wasn’t there"

Overall 2003 GMC Sierra 1500 Extended Cab Quality

User sentiment suggests the overall quality of the 2003 GMC Sierra 1500 Extended Cab is above average for its class. Owners rated the 2003 GMC Sierra 1500 Extended Cab quality a 4.7 out of 5.

2003 GMC Sierra 1500 Extended Cab Reliability

The 2003 GMC Sierra 1500 Extended Cab receives an average consumer rating of 4.6 overall and a 4.7 for reliability, which means owners consider its reliability to be above average.

Favorite 2003 Sierra 1500 Extended Cab Features

According to drivers of the 2003 Sierra 1500 Extended Cab, here are some of its best features:

  • Reliability
  • Perfect
  • Dependable
  • Great to drive and reliable
  • HD body, true work truck

2003 GMC Sierra 1500 Extended Cab MPG by Trim

2003 Sierra 1500 Extended Cab Work Truck Pickup 4D 6 1/2 ft - city 14 MPG - hwy 19 MPG

2003 Sierra 1500 Extended Cab SLE Pickup 4D 8 ft - city 13 MPG - hwy 17 MPG

2003 Sierra 1500 Extended Cab Pickup 4D 8 ft - city 13 MPG - hwy 16 MPG

2003 Sierra 1500 Extended Cab Pickup 4D 6 1/2 ft - city 13 MPG - hwy 16 MPG

2003 Sierra 1500 Extended Cab SLE Pickup 4D 6 1/2 ft - city 13 MPG - hwy 16 MPG

2003 Sierra 1500 Extended Cab SLT Pickup 4D 8 ft - city 13 MPG - hwy 16 MPG

2003 Sierra 1500 Extended Cab Denali Pickup 4D 6 1/2 ft - city 11 MPG - hwy 15 MPG

2003 Sierra 1500 Extended Cab SLT Pickup 4D 6 1/2 ft - city 13 MPG - hwy 16 MPG

2003 Sierra 1500 Extended Cab Safety

NHTSA Safety Rating

According to the National Highway Traffic Safety Administration (NHTSA), the 2003 GMC Sierra 1500 Extended Cab front-side driver crash test rating is 4 out of 5 stars. The front-side passenger crash test rating is 3 out of 5.

2003 GMC Sierra 1500 Extended Cab Safety Features

  • Child Door Locks: Not available
  • Child Seat Anchors
  • Driver Airbag
  • Passenger Airbag
  • Emergency & Security Services
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2003 GMC Sierra 1500 Extended Cab
KBB.com Consumer Reviews

4.6
Consumer Rating
Based on 1,655 Consumer Reviews
Write a Review
95%Recommend this vehicle
5
73%
5
73%
4
18%
4
18%
3
5%
3
5%
2
2%
2
2%
1
1%
1
1%
Value
4.6
Performance
4.7
Quality
4.7
Comfort
4.7
Reliability
4.7
Styling
4.7

Trending Topics in KBB.com Consumer Reviews

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2003 GMC Sierra 1500 Extended Cab Styles

Style
Price
Combined Fuel Economy
Horsepower
Torque
Towing Capacity
Engine
Curb Weight
Drivetrain
Work Truck Pickup 4D 6 1/2 ft
$4,413
16 MPG
200 @ 4600 RPM
260 lb-ft
8100 lbs
V6, 4.3 Liter
4548 lbs
2WD
SLE Pickup 4D 8 ft
$5,542
15 MPG
285 @ 5200 RPM
325 lb-ft
8700 lbs
V8, 5.3 Liter
4810 lbs
2WD
Pickup 4D 8 ft
$6,061
14 MPG
285 @ 5200 RPM
325 lb-ft
8700 lbs
V8, 5.3 Liter
4810 lbs
4WD
Pickup 4D 6 1/2 ft
$6,282
14 MPG
285 @ 5200 RPM
325 lb-ft
8800 lbs
V8, 5.3 Liter
4548 lbs
4WD
SLT Pickup 4D 8 ft
$6,973
14 MPG
285 @ 5200 RPM
325 lb-ft
8700 lbs
V8, 5.3 Liter
4810 lbs
4WD
SLE Pickup 4D 6 1/2 ft
$6,965
14 MPG
285 @ 5200 RPM
325 lb-ft
8800 lbs
V8, 5.3 Liter
4548 lbs
4WD
SLT Pickup 4D 6 1/2 ft
$7,877
14 MPG
285 @ 5200 RPM
325 lb-ft
8800 lbs
V8, 5.3 Liter
4548 lbs
4WD
Denali Pickup 4D 6 1/2 ft
$7,753
13 MPG
325 @ 5000 RPM
370 lb-ft
10000 lbs
V8, 6.0 Liter
5013 lbs
AWD
See Full Specs for All 2003 GMC Sierra 1500 Extended Cab Styles
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2003 GMC Sierra 1500 Extended Cab Depreciation

A 2003 GMC Sierra 1500 Extended Cab has depreciated $610 or 14% in the last 3 years and has a current resale value of $3,525 and trade-in value of $1,385.

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2003 GMC Sierra 1500 Extended Cab
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2003 GMC Sierra 1500 Extended Cab Annual Depreciation

Year
Vehicle Depreciation*
Resale Value
Trade-In Value
2022
$27
$4,135
$2,313
2023
$530
$3,605
$1,519
2024
$49
$3,556
$1,463
Now
$31
$3,525
$1,385
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2-Year Forecasted Depreciation

*Depreciation for the last 12 months of the private party resale value.

2003 GMC Sierra 1500 Extended Cab Depreciation

Annual Depreciation is an estimation of what your vehicle's value might be over time based on an average of similar vehicles. Estimations are calculated by comparing Kelley Blue Book Private Party Values of vehicles similar to yours over time, as well as forecasts from Manheim Auction data comparing current and projected auction values against current Kelley Blue Book Private Party and Trade-In Values. This is not a guarantee of actual depreciation. Local weather conditions, market factors and driver performance will also impact your vehicle's actual depreciation.


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Specifications

Dimensions, Weights & Capacities

Curb Weight
4548 lbs.
Fuel Capacity
26.0 gallons
Front Head Room
41.0 inches
Front Leg Room
41.3 inches
Max Seating Capacity
6
Minimum Ground Clearance
8.0 inches
Overall Length
227.7 inches
Front Shoulder Room
65.2 inches
Towing Capacity, Maximum
8100 lbs.
Turning Diameter
45.3 feet
Wheel Base
143.5 inches
Truck Bed Volume
57 cu.ft.
Bed Length
6.50 feet
Gross Vehicle Weight Rating (GVWR)
6400 lbs.
Payload Capacity
1652 lbs.
Width with mirrors
83.5 inches

Exterior

Alloy Wheels
Available
Moon Roof/Sun Roof
Available
Number of Doors
4 doors

Fuel Economy

City
14 mpg
Highway
19 mpg
Combined
16 mpg

Mechanical

Drivetrain
2WD
Transmission Type
Automatic
Recommended Fuel
Regular

Performance

Horsepower
200 @ 4600 RPM
Torque
260 @ 2800 rpm
Engine
V6, 4.3 Liter

Warranty

Basic
3 years / 36000 miles
Powertrain
3 years / 36000 miles
Corrosion
6 years / 100000 miles

Entertainment

  • DVD Entertainment System
  • MP3 Player
  • CD Player

Interior

  • Power Windows
  • Tilt Steering Wheel

Seating

  • Leather Seats
  • Dual Power Front Seats
  • Power Driver's Seat

Technology

  • Cruise Control
  • Hands Free Phone
  • Navigation System

2003 GMC Sierra 1500 Extended Cab Safety

2003 GMC Sierra 1500 Extended Cab Safety Technology

  • Child Door Locks: Not available
  • Child Seat Anchors
  • Driver Airbag
  • Passenger Airbag
  • Emergency & Security Services
Not Available

Crash Test Rating

Provided by the National Highway Traffic Safety Administration
Driver Front
4.0
Passenger Front
3.0

Compare to Similar Vehicles

Used 2003
GMC Sierra 1500 Extended Cab
Used 2008
Chevrolet Colorado Regular Cab
Used 2004
Dodge Dakota Regular Cab
Used 2007
Dodge Dakota Club Cab
See Details
Price
$4,413
$4,790
$4,172
$4,321
Consumer Rating
4.6
4.1
4.3
4.2
Fuel Economy
City 14/Hwy 19/Comb 16 MPG
City 18/Hwy 24/Comb 20 MPG
City 15/Hwy 20/Comb 17 MPG
City 14/Hwy 18/Comb 15 MPG
Fuel Type
Gas
Gas
Gas
Gas
Seating Capacity6335
Basic Warranty
3 years or 36000 miles
3 years or 36000 miles
3 years or 36000 miles
3 years or 36000 miles
Horsepower
200 @ 4600 RPM
N/A
210 @ 5200 RPM
230 @ 4400 RPM
Engine
V6, 4.3 Liter
4-Cyl, 2.9 Liter
V6, 3.7 Liter
V8, 4.7 Liter
Drivetrain
2WD
2WD
2WD
2WD

2003 GMC Sierra 1500 Extended Cab Rankings

More GMC Sierra 1500 Extended Cab News & Information

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In the market for a new full-size pickup? Kelley Blue Book’s Automotive Insights Senior Market Analyst, Alec Gutierrez, says the…

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High supply of pickup trucks leading to great deals for buyers

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FAQs

Is 2003 a good year for a GMC Sierra 1500 Extended Cab?

Owners of the vehicle give it 4.6 out of 5 stars. To find out if the 2003 Sierra 1500 Extended Cab is the right car for you, check out the pros and cons, trims, specs and options at Kelley Blue Book.

Is the GMC Sierra 1500 Extended Cab 2003 a good Pickup?

Owners of the vehicle give it 4.6 out of 5 stars. To find out if the 2003 Sierra 1500 Extended Cab is the right car for you, check out the pros and cons, trims, specs and options at Kelley Blue Book.

What is the MPG for a 2003 GMC Sierra 1500 Extended Cab?

The 2003 GMC Sierra 1500 Extended Cab gets 14 mpg in the city and 19 mpg on the highway.

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