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Home >> GMC >> 2009 >> Envoy 5.3 M, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System & Fuel System - 4.2L - Introduction) >> Specifications >> Ignition System Specifications
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Ignition System Specifications

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Application Specification
Metric English
Firing Order 1-5-3-6-2-4
Spark Plug Torque 18 N.m 13 lb ft
Spark Plug Gap 1.016 mm 0.040 in
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