2010 Mercury Grand Marquis specification

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Page 253 of 308

Mercury Grand Marquis 2010  Owners Manuals Driving style — good driving and fuel economy habits
Give consideration to the lists that follow and you may be able to change
a number of variables and improve your fuel economy.
Habits
•Smooth,

Page 254 of 308

Mercury Grand Marquis 2010  Owners Manuals Conditions
•Heavily loading a vehicle or towing a trailer may reduce fuel economy
at any speed.
•Carrying unnecessary weight may reduce fuel economy (approximately
1 mpg [0.4 km/L] is lost for eve

Page 255 of 308

Mercury Grand Marquis 2010  Owners Manuals The scheduled maintenance items listed inscheduled maintenance
informationare essential to the life and performance of your vehicle
and to its emissions system.
If other than Ford, Motorcraftor Ford-

Page 256 of 308

Mercury Grand Marquis 2010  Owners Manuals a malfunction. Temporary malfunctions may cause the service engine
soon
indicator to illuminate. Examples are:
1. The vehicle has run out of fuel—the engine may misfire or run poorly.
2. Poor fuel q

Page 257 of 308

Mercury Grand Marquis 2010  Owners Manuals for 15 seconds without cranking the engine. If the service engine
soon
indicator blinks eight times, it means that the vehicle is not
ready for I/M testing; if the service engine soon
indicator stays

Page 258 of 308

Mercury Grand Marquis 2010  Owners Manuals 4. Check the fluid level in the
reservoir. It should be between the
MIN and MAX lines. Do not add
fluid if the level is in this range.
5. If the fluid is low, add fluid in small amounts, continuously

Page 259 of 308

Mercury Grand Marquis 2010  Owners Manuals 1. Drive the vehicle 20 miles (30 km) or until it reaches normal operating
temperature.
2. Park the vehicle on a level surface and engage the parking brake.
3. With the parking brake engaged and your

Page 260 of 308

Mercury Grand Marquis 2010  Owners Manuals The transmission fluid should be in
this range if at ambient temperature
(50°F-95°F [10°C-35°C]).
High fluid level
Fluid levels above the safe range
may result in transmission failure.
An overfill