1999 Mercury Grand Marquis catalytic converter

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Mercury Grand Marquis 1999  Owners Manuals Light is blinking:
Engine misfire is occurring which could damage your catalytic converter.
You should drive in a moderate fashion (avoid heavy acceleration and
deceleration) and have your vehicle ser

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Mercury Grand Marquis 1999  Owners Manuals Removing the anti-theft lug nut
1. Insert the key over the locking lug nut. Make sure you hold the key
square to the lug nut. If you hold the key at an angle, you could damage
the key and the lug nut.

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Mercury Grand Marquis 1999  Owners Manuals ²Use recommended engine oil. Refer toLubricant Specifications.
²Perform all regularly scheduled maintenance items. Follow the
recommended maintenance schedule and owner maintenance checks
found in y