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Home
Mercury
Marquis
Ignition
Coil
Replace/Remove
Heater Coil
MERCURY MARQUIS
LEKETHIAL
MEMBER
1 POST
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How do you replace a heater coil in a 1987 mercury grand marquis?
Dec 30, 2006 at 3:23 PM
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SERVICE WRITER
CERTIFIED EXPERT
9,123 POSTS
FOr the record, it is a heater "core" not "coil". I suggest picking up a chilton's manual for the procedure.
Jan 1, 2007 at 8:14 AM
MERLIN2021
CERTIFIED EXPERT
17,250 POSTS
The whole plenum box must be removed to access the core! I did an 86 town car 7 hours of solid work!
Mar 6, 2007 at 7:36 AM
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