1991 Mercury Grand Marquis Wagon
Fuel Economy Overview
The 1991 Mercury Grand Marquis Wagon achieves an EPA-estimated 18 MPG in combined city and highway driving, with 15 MPG in the city and 22 MPG on the highway. Powered by a 5L 8-cylinder engine paired with a automatic 4-spd, this midsize-large station wagons features Rear-Wheel Drive drive.
In terms of environmental impact, the 1991 Grand Marquis Wagon 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 Grand Marquis Wagon 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
Green Scorecard
Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy
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.
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
Recall Intelligence
THE PARK ROD ASSEMBLY CONTAINS A PARK CAM WITH INADEQUATE SURFACE HARDNESS, WHICH COULD LEAD TO PARK DISENGAGEMENT OR NO PARK ENGAGEMENT WHEN THE LEVER IS PLACED IN PARK.
Consequence & Remedy
Consequence: IF PARK IS NOT ENGAGED AND THE PARKING BRAKE IS OFF, AVEHICLE ROLL-AWAY COULD RESULT.
Remedy: REPLACE PARK ROD ASSEMBLY ON AUTOMATIC TRANSMISSIONS.
THREADED INFLATOR COMPONENTS MAY HAVE BEEN DAMAGED DURING ASSEMBLY WHICH MAY ALLOW COMPONENTS TO SEPARATE WHEN INFLATOR RECEIVES A SIGNAL TO DEPLOY THE AIR BAG.
Consequence & Remedy
Consequence: INFLATOR COMPONENT SEPARATION ALLOWS HOT COMBUSTION GASES TO ESCAPE INTO THE PASSENGER COMPARTMENT WHICH COULD RESULT IN INJURIES TO VEHICLE OCCUPANTS.
Remedy: REPLACE AIR BAG MODULES CONTAINING POTENTIALLY DEFECTIVE INFLATORS.
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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 Mercury Grand Marquis Wagon configurations.
Similar 1991 Midsize-Large Station Wagons Alternatives
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1991 Ford LTD Crown Victoria Wagon
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1991 Mercury Sable Wagon
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1991 Peugeot 505 Station Wagon
2.1L 4-cyl Rear-Wheel Drive
1991 Peugeot 505 Station Wagon
2.2L 4-cyl Rear-Wheel Drive
Fuel Cost Analysis
Based on 15,000 miles/year and current fuel prices.
Efficiency Breakdown
Estimated Lifetime Carbon Footprint
(Based on 200,000 miles driven)