FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Mercury
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1986
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Grand Marquis V8-351 5.8L
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Thermostatic Air Cleaner
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Thermostatic Air Cleaner Vacuum Switch
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Testing and Inspection
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Air Cleaner Cold Weather Modulator
Air Cleaner Cold Weather Modulator
A 54 kPa (16 inches Hg) vacuum applied to motor side of the modulator holds or leaks as follows:
