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Pontiac
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1999
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Grand Prix V6-191 3.1L VIN M SFI
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Repair and Diagnosis
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Tune-up and Engine Performance Checks
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Spark Plug
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Specifications
Spark Plug: Specifications
Spark Plug
Type
AC type 41-940
Gap
1.52 mm (0.060 in.)
Torque
15 Nm (11 lb. ft.)