42/100
1998Subcompact CarsRegular

1998 Pontiac Sunfire

EPA ID: 14131
19
City MPG
23
Combined MPG
23MPG· Average
30
Highway MPG

Fuel Economy Overview

The 1998 Pontiac Sunfire achieves an EPA-estimated 23 MPG in combined city and highway driving, with 19 MPG in the city and 30 MPG on the highway. Powered by a 2.4L 4-cylinder engine paired with a automatic 4-spd, this subcompact cars features Front-Wheel Drive drive.

In terms of environmental impact, the 1998 Sunfire produces approximately 386 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 Sunfire performs better than the national average in this regard.

The estimated annual fuel cost for this vehicle is $2,600, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $2,250 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 ClassSubcompact Cars
Fuel TypeRegular
Engine2.4L 4-cyl
AspirationNaturally Aspirated
TransmissionAutomatic 4-spd
Drive TypeFront-Wheel Drive

Green Scorecard

CO2 Emissions386 g/mi
Start-Stop SystemNot Equipped
GHG Score-1/10
Smog RatingN/A
Est. Annual Cost$2,600
5-Year Cost DeltaSave $2,250

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
22.8
Impact vs EPA
+$25
/ year
💨

Aerodynamic Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Expect your real-world highway fuel economy to drop by roughly 15-20% at interstate speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$528/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
$12,500
39.4%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$11,413
36.0%
Estimated Insurance
Based on vehicle class risk profile
$7,375
23.3%
State Registration Fees
Based on National Average DMV base rates
$400
1.3%
Total 5-Year Cost$31,688

Recall Intelligence

Campaign #08E063000·2008-10-16
critical
Component: STEERING

DORMAN PRODUCTS IS RECALLING 3,900 INTERMEDIATE STEERING SHAFTS DORMAN PART NOS. 425-151, 425-152, AND 425-153, (SOLD UNDER DORMAN'S "OE SOLUTIONS" BRAND NAME), BALKAMP #'S 7-3057, 7-3058, 7-3059 (SOLD UNDER THE "NAPA" BRAND NAME), AND PLATINUM PARTS #'S 2425151, 2425152, AND 2425153 MANUFACTURED DURING THE MONTH OF SEPTEMBER 2007. THESE REPLACEMENT STEERING SHAFTS CAN BE USED ON THE VEHICLES LISTED ABOVE. THE WELD CONNECTING THE INNER TUBE TO THE OUTER TUBE MAY BE DEFECTIVE.

Consequence & Remedy

Consequence: IF THE WELD FAILS, LOSS OF STEERING COULD RESULT, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy: DORMAN WILL NOTIFY OWNERS AND REPLACE THE STEERING SHAFTS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 16, 2008. OWNERS MAY CONTACT DORMAN TOLL FREE AT 1-800-523-2492.

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 #07E015000·2007-03-20
critical
Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

CERTAIN DELPHI AFTERMARKET FUEL PUMP MODULES / MODULE RESERVOIR ASSEMBLIES (MRA) THAT WERE SOLD FOR USE ON THE ABOVE LISTED VEHICLES. DURING PRODUCTION THE MRAS VENT AND FUEL RETURN TUBES WERE REVERSED. THIS CONDITION CAN RESULT IN THE VEHICLE NOT RUNNING CORRECTLY (IDLE ROUGH AND/OR STALL) DUE TO AN OVERLY RICH FUEL BLEND OR THE VEHICLE'S EVAPORATIVE EMISSION CARBON CANISTER MAY LEAK FUEL.

Consequence & Remedy

Consequence: A STALLED VEHICLE CAN INCREASE THE RISK OF A VEHICLE CRASH. A FUEL LEAK CAN RESULT IN A FIRE.

Remedy: DELPHI WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE MRAS FREE OF CHARGE. THE RECALL BEGAN ON MARCH 20, 2007. OWNERS CAN CONTACT DELPHI AT 1-877-335-7443.

Campaign #06E026000·2006-04-03
critical
Component: EXTERIOR LIGHTING

CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

Consequence & Remedy

Consequence: WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH WITHOUT WARNING.

Remedy: PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 2006. OWNERS MAY CONTACT PRO-A MOTORS AT 323-838-2988.

Campaign #04V036000·2004-03-01
critical
Component: ELECTRICAL SYSTEM:IGNITION:SWITCH

ON CERTAIN PASSENGER VEHICLES. IF THE ENGINE FAILS TO START AND THE DRIVER HOLDS THE KEY IN THE "START" POSITION FOR AN EXTENDED PERIOD, HIGH CURRENT FLOWS THROUGH THE IGNITION SWITCH, AND SOMETIMES PRODUCES ENOUGH HEAT TO MELT INTERNAL SWITCH PARTS.

Consequence & Remedy

Consequence: IF THE SWITCH IS DAMAGED, A FIRE COULD OCCUR IN THE STEERING COLUMN, EVEN WITH THE ENGINE OFF AND THE KEY REMOVED. THE FIRE COULD SPREAD TO THE INTERIOR OF THE CAR, WHICH COULD INJURE OCCUPANTS OR CAUSE DAMAGE TO ADJOINING STRUCTURES.

Remedy: DEALERS WILL INSTALL A RELAY KIT IN THESE VEHICLES TO PREVENT HIGH CURRENT FROM FLOWING THROUGH THE IGNITION SWITCH, AND CHECK THAT YOUR CAR WILL START WITH A PROPERLY CHARGED BATTERY AND, IF NECESSARY, REPLACE THE IGNITION SWITCH. OWNER NOTIFICATION WILL BEGIN ON MARCH 1, 2004. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-630-2438, PONTIAC AT 1-800-620-7668, BUICK AT 1-866-608-8080, OR OLDSMOBILE AT 1-800-630-6537. CUSTOMERS CAN ALSO CHECK THEIR VEHICLE ONLINE BY GOING TO WWW.MYGMLINK.COM AND ENTERING THE VEHICLE'S IDENTIFICATION NUMBER.

Campaign #02V286000·2003-01-24
critical
Component: STEERING:RACK AND PINION

CERTAIN PASSENGER VEHICLES AND MINI VANS HAVE LOWER PINION BEARINGS IN THE POWER RACK AND PINION ASSEMBLY IN WHICH THE RETAINER TABS WERE NOT CRIMPED PROPERLY. THESE AND SOME OTHER RETAINERS USED IN VEHICLES ASSEMBLED BETWEEN JANUARY 1, 1996 AND OCTOBER 31, 1997, COULD FAIL AND PERMIT THE BALL BEARINGS TO ESCAPE.

Consequence & Remedy

Consequence: IF THIS OCCURS, THE PINION SHAFT CAN BE FORCED UPWARD DURING LEFT TURNS AND BACK DOWN AS THE STEERING WHEEL IS MOVED BACK AND TO THE RIGHT. IF THE PINION SHAFT MOVES FURTHER, THE DRIVER WILL NEED TO EXERT MORE EFFORT TO TURN THE STEERING WHEEL, SIMILAR TO A VEHICLE WITHOUT POWER ASSISTED STEERING. IF THE PINION SHAFT MOVES EVEN FURTHER, THE DRIVER WILL REQUIRE MUCH HIGHER EFFORT TO TURN LEFT AND MAY NOT BE ABLE TO TURN THE WHEEL AS MUCH AS INTENDED. WITH THE MAXIMUM PINION SHAFT MOVEMENT, WHICH REQUIRES INTERNAL GEAR COMPONENT DAMAGE, THE DRIVER CAN ENCOUNTER HIGH RESISTANCE TO TURNING LEFT, FOLLOWED BY UNINTENDED POWER ASSIST TO THE RIGHT. IN ANY OF THESE CONDITIONS, A CRASH COULD OCCUR.

Remedy: DEALERS WILL INSTALL A NEW LOWER PINION BEARING UNLESS INSPECT OF THE EXISTING BEARING INDICATES THAT REPLACEMENT OF THE GEAR ASSEMBLY IS NECESSARY. OWNER NOTIFICATION BEGAN JANUARY 24, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, PONTIAC AT 1-800-762-2737, OR OLDSMOBILE AT 1-800-442-6537.

Campaign #97V219000·1997-11-21
critical
Component: WHEELS:LUGS/NUTS/BOLTS/STUDS

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE WHEEL LUG NUTS WERE NOT TIGHTENED SECURELY RESULTING IN A FRACTURE OF THE WHEEL STUDS.

Consequence & Remedy

Consequence: THE WHEEL COULD SEPARATE FROM THE VEHICLE. IF THE VEHICLE WERE IN MOTION, A VEHICLE CRASH COULD RESULT.

Remedy: DEALERS WILL INSPECT THE TORQUE OF ALL WHEEL NUTS AND, IF NECESSARY, TIGHTEN ANY THAT MAY BE BELOW REQUIRED TORQUE.

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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 Sunfire configurations.

View Model History

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Fuel Cost Analysis

Annual Fuel Cost$2,600
vs. Avg Vehicle (5 yrs)Save $2,250

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

Efficiency Breakdown

City19 MPG
Highway30 MPG
Combined23 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

77.3 metric tons CO₂
Equivalent To:
🌳 96 tree seedlings grown for 10 yrs
✈️ 6.4 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.