34/100
2004Sport Utility Vehicle - 4WDRegular

2004 Pontiac Aztek AWD

EPA ID: 20349
16
City MPG
18
Combined MPG
18MPG· Below Avg
22
Highway MPG

Fuel Economy Overview

The 2004 Pontiac Aztek AWD achieves an EPA-estimated 18 MPG in combined city and highway driving, with 16 MPG in the city and 22 MPG on the highway. Powered by a 3.4L 6-cylinder engine paired with a automatic 4-spd, this sport utility vehicle - 4wd features 4-Wheel or All-Wheel Drive drive.

In terms of environmental impact, the 2004 Aztek AWD produces approximately 494 grams of CO2 per mile. This figure is measured under standardized EPA test conditions and represents tailpipe emissions only. For context, the average new vehicle sold in the United States produces approximately 400 grams of CO2 per mile, meaning this Aztek AWD has higher-than-average emissions in this regard.

The estimated annual fuel cost for this vehicle is $3,300, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $5,750 over a 5-year period. This calculation accounts for differences in fuel consumption efficiency and provides a practical measure of long-term ownership costs attributable to fuel economy.

Energy DNA

Vehicle ClassSport Utility Vehicle - 4WD
Fuel TypeRegular
Engine3.4L 6-cyl
AspirationNaturally Aspirated
TransmissionAutomatic 4-spd
Drive Type4-Wheel or All-Wheel Drive

Green Scorecard

CO2 Emissions494 g/mi
Start-Stop SystemNot Equipped
GHG Score-1/10
Smog RatingN/A
Est. Annual Cost$3,300
5-Year Cost DeltaSave $5,750

Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy

55% City45% Highway

Adjust the slider to match your daily driving habits. City driving involves stop-and-go traffic under 45mph, while highway driving represents sustained speeds over 55mph.

Your Real MPG
18.2
Impact vs EPA
$-38
/ year
💨

The Brick Effect: Highway Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Because the Sport Utility Vehicle - 4WD has a large frontal area, expect your real-world highway fuel economy to drop by up to 25% at high speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$647/mo
Includes estimated depreciation, fuel, insurance, and state fees over 5 years. Does not include loan interest.
15,000 mi
Value Depreciation
Est. value lost over 60 months
$14,700
37.9%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$14,583
37.6%
Estimated Insurance
Based on vehicle class risk profile
$9,125
23.5%
State Registration Fees
Based on National Average DMV base rates
$400
1.0%
Total 5-Year Cost$38,808

Recall Intelligence

Campaign #07V349000·2007-12-04
critical
Component: FUEL SYSTEM, GASOLINE:STORAGE

ON CERTAIN VEHICLES, VARIATIONS IN THE MANUFACTURING PROCESS OR EXPOSURE TO HIGH AMBIENT TEMPERATURES MAY LEAD TO FRACTURE OF THE FUEL TANK INLET CHECK VALVE (ICV).

Consequence & Remedy

Consequence: A FRACTURE MAY ALLOW FUEL VAPORS TO PASS THROUGH AND ALLOW DROPLETS OF FUEL TO ACCUMULATE ON THE SIDE OF THE FUEL TANK. FUEL LEAKAGE, IN THE PRESENCE OF AN IGNITION SOURCE, COULD RESULT IN A FIRE.

Remedy: DEALERS WILL REPLACE THE FUEL TANK. THE RECALL WILL BE MAILED IN TWO PHASES WITH THE FIRST PHASE BEGINNING ON DECEMBER 4, 2007. THE SECOND PHASE WILL BE MAILED ON DECEMBER 13, 2007. OWNERS MAY CONTACT BUICK AT 1-866-608-8080; CHEVROLET AT 1-800-630-2438; OR PONTIAC AT 1-800-620-7668. THE VEHICLE POPULATION INCLUDES BUICK RENDEZVOUS AND PONTIAC AZTEK VEHICLE BUILT IN MAY 2003; CHEVROLET VENTURE AND PONTIAC MONTANA VEHICLES BUILT FROM JUNE THROUGH AUGUST 2002; AND ALL VEHICLES REGISTERED IN NEVADA, ARIZONA, VIRGIN ISLANDS, PUERTO RICO, AND HAWAII.

Campaign #07E021000·2007-04-27
critical
Component: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

CERTAIN DELPHI FUEL PRESSURE REGULATORS, P/NOS. FP10020-11B1, FP10026-11B1, AND FP10027-11B1, SOLD AFTER JANUARY 9, 2007, AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES LISTED ABOVE. THE UNIVERSAL PRESSURE REGULATORS (UPR) WERE PRODUCED WITHOUT AN O'RING AND RETAINER.

Consequence & Remedy

Consequence: FUEL MAY LEAK, POSSIBLY RESULTING IN A FIRE.

Remedy: DELPHI WILL NOTIFY OWNERS AND REPLACE THE UPR FREE OF CHARGE. THE RECALL BEGAN ON APRIL 23, 2007. OWNERS CAN CONTACT DELPHI AT 877-411-8770.

Campaign #05V157000·2005-05-04
critical
Component: ELECTRICAL SYSTEM:IGNITION

ON CERTAIN SPORT UTILITY VEHICLES, CONTAMINATION ON IGNITION RELAY CONTACTS CAN CAUSE HIGH RESISTANCE. THIS CAN AFFECT SIGNALS TO THE POWERTRAIN CONTROL MODULE AND, COULD CAUSE INTERMITTENT VEHICLE STALLS AT ANY TIME.

Consequence & Remedy

Consequence: THE VEHICLE CANNOT BE RESTARTED IMMEDIATELY. IF THIS WERE TO OCCUR, IT COULD RESULT IN A VEHICLE CRASH.

Remedy: DEALERS WILL REPLACE THE IGNITION RELAY FREE OF CHARGE. THE RECALL BEGAN ON MAY 4, 2005. OWNERS MAY CONTACT PONTIAC AT 1-800-620-7668 AND BUICK AT 1-866-608-8080.

Campaign #03V454000·2003-11-04
critical
Component: FUEL SYSTEM, GASOLINE:STORAGE

ON CERTAIN PASSENGER VEHICLES, A WELD BETWEEN THE FUEL TANK INLET CHECK VALVE AND THE FUEL TANK CAN FAIL.

Consequence & Remedy

Consequence: IF THESE PARTS SEPARATE, THE DRIVER MAY NOTICE AN ODOR OF FUEL, THE SERVICE ENGINE SOON OR CHECK ENGINE LIGHT MAY ILLUMINATE, AND/OR FUEL MAY LEAK ONTO THE GROUND. FUEL LEAKAGE IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE.

Remedy: DEALERS WILL INSPECT THE SERIAL NUMBER OF THE FUEL TANK TO SEE IF IT IS ON THE LIST OF AFFECTED TANKS. IF THE SERIAL NUMBER MATCHES, THE FUEL TANK WILL BE REPLACED. OWNER NOTIFICATION BEGAN NOVEMBER 4, 2003. OWNERS SHOULD CONTACT BUICK AT 1-866-608-8080 OR PONTIAC AT 1-800-620-7668.

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Looking for comprehensive historical data?

NHTSA FARS (Fatal Crash History) and broader generational safety trends are aggregated at the model level rather than by specific engine configurations. View the complete historical data profile for all Pontiac Aztek AWD configurations.

View Model History

Similar 2004 Sport Utility Vehicle - 4WD Alternatives

Fuel Cost Analysis

Annual Fuel Cost$3,300
vs. Avg Vehicle (5 yrs)Save $5,750

Based on 15,000 miles/year and current fuel prices.

Efficiency Breakdown

City16 MPG
Highway22 MPG
Combined18 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

98.7 metric tons CO₂
Equivalent To:
🌳 122 tree seedlings grown for 10 yrs
✈️ 8.2 cross-country flights/yr

Data Provenance

Data directly from the EPA National Vehicle and Fuel Emissions Laboratory. The combined rating is a weighted average (55% city, 45% highway). For official figures, visit fueleconomy.gov.