2003 Chevrolet TrailBlazer Specs, MPG & Trims
EPA fuel-economy data and specifications for the 2003 Chevrolet TrailBlazer (14–16 MPG combined) across 6 listed configurations.
Overview
- Body class
- Sport Utility Vehicle - 2WD, Sport Utility Vehicle - 4WD
- Drive
- Rear-Wheel Drive, 4-Wheel or All-Wheel Drive
- Engine
- 6-cyl, 4.2 L; 8-cyl, 5.3 L
- Fuel type
- Regular Gasoline
- Combined MPG
- 14–16 MPG
- Annual fuel cost
- $4,200–$4,800
- Configurations
- 6
MPG & fuel economy
City, highway and combined values below are EPA estimates. Where a powertrain has several configurations, the table shows the lowest–highest reported value. Electric configurations use MPGe.
| Powertrain | City | Highway | Combined | Annual fuel cost | CO2 |
|---|---|---|---|---|---|
| 6-cyl 4.2 L · Regular Gasoline · 4-Wheel or All-Wheel Drive | 13 | 19 | 15 | $4,450 | — |
| 8-cyl 5.3 L · Regular Gasoline · 4-Wheel or All-Wheel Drive | 13 | 16 | 14 | $4,800 | — |
| 6-cyl 4.2 L · Regular Gasoline · Rear-Wheel Drive | 14 | 19–20 | 16 | $4,200 | — |
| 8-cyl 5.3 L · Regular Gasoline · Rear-Wheel Drive | 14 | 18 | 15 | $4,450 | — |
Configurations & engine comparison
Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.
| Configuration / engine | Drive | Transmission | Cyl. | Displ. (L) | Fuel type | City | Hwy | Comb. | Annual cost |
|---|---|---|---|---|---|---|---|---|---|
| TrailBlazer 2WD | Rear-Wheel Drive | Automatic 4-spd | 6 | 4.2 | Regular Gasoline | 14 | 20 | 16 | $4,200 |
| TrailBlazer 4WD | 4-Wheel or All-Wheel Drive | Automatic 4-spd | 6 | 4.2 | Regular Gasoline | 13 | 19 | 15 | $4,450 |
| TrailBlazer Ext 2WD | Rear-Wheel Drive | Automatic 4-spd | 6 | 4.2 | Regular Gasoline | 14 | 19 | 16 | $4,200 |
| TrailBlazer Ext 2WD | Rear-Wheel Drive | Automatic 4-spd | 8 | 5.3 | Regular Gasoline | 14 | 18 | 15 | $4,450 |
| TrailBlazer Ext 4WD | 4-Wheel or All-Wheel Drive | Automatic 4-spd | 6 | 4.2 | Regular Gasoline | 13 | 19 | 15 | $4,450 |
| TrailBlazer Ext 4WD | 4-Wheel or All-Wheel Drive | Automatic 4-spd | 8 | 5.3 | Regular Gasoline | 13 | 16 | 14 | $4,800 |
Frequently asked questions
What is the combined MPG of the 2003 Chevrolet TrailBlazer?
According to EPA data, the 2003 Chevrolet TrailBlazer is rated at 14–16 MPG combined for its conventional-fuel configurations.
How many cylinders does the 2003 Chevrolet TrailBlazer have?
The EPA data lists 6 and 8 cylinders across its configurations.
What fuel type does the 2003 Chevrolet TrailBlazer use?
It uses Regular Gasoline.
What is the annual fuel cost of the 2003 Chevrolet TrailBlazer?
The EPA estimates annual fuel costs ranging from $4,200 to $4,800.