2006 Mercury Grand Marquis light

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Page 216 of 272

Mercury Grand Marquis 2006  Owners Manuals ENGINE
Engines are more efficient when they are clean because grease and dirt
buildup keep the engine warmer than normal. When washing:
•Take care when using a power washer to clean the engine. The

Page 218 of 272

Mercury Grand Marquis 2006  Owners Manuals •Be certain to wash or wipe your hands clean if you have been in
contact with certain products such as insect repellent and suntan
lotion in order to avoid possible damage to the interior painted
su

Page 221 of 272

Mercury Grand Marquis 2006  Owners Manuals SERVICE RECOMMENDATIONS
To help you service your vehicle:
•We highlight do-it-yourself items in the engine compartment for easy
location.
•We providescheduled maintenance informationwhich makes
tr

Page 228 of 272

Mercury Grand Marquis 2006  Owners Manuals BATTERY
Your vehicle is equipped with a
Motorcraft maintenance-free battery
which normally does not require
additional water during its life of
service.
However, for severe usage or in high temperatur

Page 233 of 272

Mercury Grand Marquis 2006  Owners Manuals coolant degas system with a pressurized cap, or if it is necessary to
remove the coolant pressure relief cap on the radiator of a vehicle with
an overflow system, follow these steps to add engine cool

Page 235 of 272

Mercury Grand Marquis 2006  Owners Manuals What you should know about fail-safe cooling
If the engine coolant supply is depleted, this feature allows the vehicle to
be driven temporarily before incremental component damage is incurred.
The “

Page 240 of 272

Mercury Grand Marquis 2006  Owners Manuals Octane recommendations
Do not be concerned if your engine
sometimes knocks lightly. However,
if it knocks heavily under most
driving conditions while you are
using fuel with the recommended
octane rat

Page 241 of 272

Mercury Grand Marquis 2006  Owners Manuals FFV engine (if equipped)
Your FFV will operate well on ordinary “Regular” unleaded gasoline, but
only the highest quality fuel ethanol will provide the same level of
protection and performance. To