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Jeep
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2011
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Grand Cherokee 2WD V8-5.7L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Spark Plug
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Specifications
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Spark Plug Gap
Spark Plug Gap
SPARK PLUG
TORQUE
Tighten the
spark plugs
18 ± 3 Nm (13 ± 2 ft. lbs.)
Torque critical tapered design. Do not exceed 15 ft. lbs.